Biology Questions

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1 000 000 800 000 600 000 400 000 200 000 O 1920 O 1910 1950 1820 1830 1840 1850 1860 1870 1880 1890 1900 1910 1920 1930 1940 1950 Number of Immigrants Entering the United States 1820 1950 Quest 1 5 9
Biology
Ecology - Organisms & Population
1 000 000 800 000 600 000 400 000 200 000 O 1920 O 1910 1950 1820 1830 1840 1850 1860 1870 1880 1890 1900 1910 1920 1930 1940 1950 Number of Immigrants Entering the United States 1820 1950 Quest 1 5 9
uestion 10 Points 1 What was considered the best invention of the 1920s O Radio O Record player O Movies O Camera
Biology
Ecology - General
uestion 10 Points 1 What was considered the best invention of the 1920s O Radio O Record player O Movies O Camera
estion 2 Points 1 erhaps the greatest challenge faced by teachers in the 1920s was a great number of their students did not speak English because they were immigrants to the United States Othere were not enough students to teach Othere were very few resources to teach with O lack of funding for public education Reset Reset but this asses Question 5 Rese 9
Biology
Animal Kingdom
estion 2 Points 1 erhaps the greatest challenge faced by teachers in the 1920s was a great number of their students did not speak English because they were immigrants to the United States Othere were not enough students to teach Othere were very few resources to teach with O lack of funding for public education Reset Reset but this asses Question 5 Rese 9
estion 7 Points 2 he economic boom of the 1920s was primarily caused by the O new economic policies of the League of Nations O development of new consumer goods industries O advent of advertising on radio O elimination of barriers to international trade
Biology
Ecology - General
estion 7 Points 2 he economic boom of the 1920s was primarily caused by the O new economic policies of the League of Nations O development of new consumer goods industries O advent of advertising on radio O elimination of barriers to international trade
uestion 6 Points 1 he 1920s also saw rise to legendary sports stars such as New York Yankee O Walter Johnson O Babe Ruth O Jack Dempsey O Ty Cobb
Biology
Ecology - General
uestion 6 Points 1 he 1920s also saw rise to legendary sports stars such as New York Yankee O Walter Johnson O Babe Ruth O Jack Dempsey O Ty Cobb
Jestion 5 he first Points 1 which was a movie with sound The Jazz Singer appeared in 1927 O speakeasy O soundie talkie O motion picture Rese Reset this a a Questi 19 1 Re
Biology
Ecology - General
Jestion 5 he first Points 1 which was a movie with sound The Jazz Singer appeared in 1927 O speakeasy O soundie talkie O motion picture Rese Reset this a a Questi 19 1 Re
Which writer wrote the following quote Literature often reflects the times in which it is created O Countee Cullen Zora Hurston O Sinclair Lewis O Louis Armstrong
Biology
Ecology - General
Which writer wrote the following quote Literature often reflects the times in which it is created O Countee Cullen Zora Hurston O Sinclair Lewis O Louis Armstrong
In 1917 the United States was forced to withdraw troops from OBR because of possible war Questions 5 6 TO
Biology
Biotechnology & its Applications
In 1917 the United States was forced to withdraw troops from OBR because of possible war Questions 5 6 TO
question 10 Points 1 What were the U S interests in annexing Hawall O Tropical fruit Economic interests Site for a naval base Both economic interests and a site for a naval base Complete Later Complete
Biology
Animal Kingdom
question 10 Points 1 What were the U S interests in annexing Hawall O Tropical fruit Economic interests Site for a naval base Both economic interests and a site for a naval base Complete Later Complete
D Which letter choice did Democrats call for the admission of a slave state in the 1860 presidential campaign 08 Quest 1 5 9
Biology
Biotechnology & its Applications
D Which letter choice did Democrats call for the admission of a slave state in the 1860 presidential campaign 08 Quest 1 5 9
Comes the message O brothers Remember the Maine Lend your ear to the whisper tis growing more strong Tis a whisper no longer tis sweeping along Through the length and the breadth of this land of the free From city to mountain from mountain to sea And the voice of America tells thee O Spain That the men of our country Remember the Maine Arthur H MacOwen Which of the following best describes the Maine A ship sunk by the United States as a symbolic gesture in remembrance of those who died serving in the Spanish American War A ship sent to Cuba to protect American lives and property during the Second War for Cuban Independence The Main was an American trading vessel which was sunk by pirates off the coast of Spain It was later determined the pirates were acting on orders from Spain
Biology
Animal Kingdom
Comes the message O brothers Remember the Maine Lend your ear to the whisper tis growing more strong Tis a whisper no longer tis sweeping along Through the length and the breadth of this land of the free From city to mountain from mountain to sea And the voice of America tells thee O Spain That the men of our country Remember the Maine Arthur H MacOwen Which of the following best describes the Maine A ship sunk by the United States as a symbolic gesture in remembrance of those who died serving in the Spanish American War A ship sent to Cuba to protect American lives and property during the Second War for Cuban Independence The Main was an American trading vessel which was sunk by pirates off the coast of Spain It was later determined the pirates were acting on orders from Spain
SING Comors I am the United States President who directed that Queen Liluckalani be restored to her throne When Dole refused to surrender power I unwilling to use force recognized the Sepublic of Hawai but refused annexation Who am William Money O Senamin barison O Grover Ceveland Completeater Complete Reset Reset button this assessme Questions 5 N 6 9 10
Biology
Biomolecules
SING Comors I am the United States President who directed that Queen Liluckalani be restored to her throne When Dole refused to surrender power I unwilling to use force recognized the Sepublic of Hawai but refused annexation Who am William Money O Senamin barison O Grover Ceveland Completeater Complete Reset Reset button this assessme Questions 5 N 6 9 10
uestion 2 Points 2 am the military governor of Puerto Rico who restricted access to alcohol and tobacco and ried to teach Puerto Ricans English I also limited freedom of the press Who am I O George Dewey O Jose Marti Luis Munoz Rivera General Guy V Henry Complete Later Complete Reset bu this asse Questio 5 Res 9
Biology
Biotechnology & its Applications
uestion 2 Points 2 am the military governor of Puerto Rico who restricted access to alcohol and tobacco and ried to teach Puerto Ricans English I also limited freedom of the press Who am I O George Dewey O Jose Marti Luis Munoz Rivera General Guy V Henry Complete Later Complete Reset bu this asse Questio 5 Res 9
Question 3 Points 1 Also known as the Unequal Treaties this protocol was signed with China after the failure of the Boxer Rebellion Chinese Protocol Boxer Protocol Eastern Protocol O Unequal Protocol Complete Later Complete Reset Reset butte this assess Reset Questions 9
Biology
Ecology - Biodiversity & Conservation
Question 3 Points 1 Also known as the Unequal Treaties this protocol was signed with China after the failure of the Boxer Rebellion Chinese Protocol Boxer Protocol Eastern Protocol O Unequal Protocol Complete Later Complete Reset Reset butte this assess Reset Questions 9
Question 9 Points 1 Why did Austria Hungary declare war on Serbia Austria Hungary was determinted to have a war against Serbia regardless if Serbia met their demands O Serbia didn t own up about its participation in the killing of the Archduke Francis Ferdinand O Serbia tried to ally with Russia for protection All of the choices Reset button v this assessmen Questions 1 5 Reset 9 2 6 10
Biology
Animal Kingdom
Question 9 Points 1 Why did Austria Hungary declare war on Serbia Austria Hungary was determinted to have a war against Serbia regardless if Serbia met their demands O Serbia didn t own up about its participation in the killing of the Archduke Francis Ferdinand O Serbia tried to ally with Russia for protection All of the choices Reset button v this assessmen Questions 1 5 Reset 9 2 6 10
Question 6 Points 1 was blamed for the Spark that started the war O Bulgeria O Serbia Germany France
Biology
Biotechnology & its Applications
Question 6 Points 1 was blamed for the Spark that started the war O Bulgeria O Serbia Germany France
Which of the following was not the cause of World War I 1 Imperialism II Nationalism III Isolationism Imperialism O Nationalism O Isolationism O None of the choices
Biology
The Living World
Which of the following was not the cause of World War I 1 Imperialism II Nationalism III Isolationism Imperialism O Nationalism O Isolationism O None of the choices
1967 Who famed German foreign policy in the late nineteenth century Germany s foren policy was framed by the German Chancellon Otto von Bismarck Naser Hitam framed the foreign policy of Germany The German foreign policy was framed by Camillo Cavour None of the chokes Complete Late se PAN Ques PP
Biology
Animal Kingdom
1967 Who famed German foreign policy in the late nineteenth century Germany s foren policy was framed by the German Chancellon Otto von Bismarck Naser Hitam framed the foreign policy of Germany The German foreign policy was framed by Camillo Cavour None of the chokes Complete Late se PAN Ques PP
Question t Points 2 Choose the correct answer Italy joined World War I against and in October 1915 The Ottoman Empire sided with Joined the war on Germany s side Germany Austria Hungary Bulgaria O Britain France Belgium Germany Italy Bulgaria Austria Hungary Italy Serbia Complete Later Complete
Biology
Biomolecules
Question t Points 2 Choose the correct answer Italy joined World War I against and in October 1915 The Ottoman Empire sided with Joined the war on Germany s side Germany Austria Hungary Bulgaria O Britain France Belgium Germany Italy Bulgaria Austria Hungary Italy Serbia Complete Later Complete
O The glorification of armed strength The takeover of a government by its military The peaceful relinquishment of power from a government to its military The act of a government sending a large portion of its military to one of its colonies
Biology
The Living World
O The glorification of armed strength The takeover of a government by its military The peaceful relinquishment of power from a government to its military The act of a government sending a large portion of its military to one of its colonies
Why did Russia lead the Pan Slavic movement Russia the largest Slavic country wanted to protect the Balkan Slavs and supported Serbian Russia wanted to have access to Serbia for its raw materials and so it emerged as a protector of the Serbian interests Russia aiming to create a united Pan Slavic state supported the interests of Serbia O All of the choices Reset bu this asse Rese Questic 6
Biology
The Living World
Why did Russia lead the Pan Slavic movement Russia the largest Slavic country wanted to protect the Balkan Slavs and supported Serbian Russia wanted to have access to Serbia for its raw materials and so it emerged as a protector of the Serbian interests Russia aiming to create a united Pan Slavic state supported the interests of Serbia O All of the choices Reset bu this asse Rese Questic 6
Question 5 Points 2 What shifted the balance of power in Europe in the 1860s The aggressive expansion of Russia The rumor that France may intervene in the American Civil War O The unifications of Italy and Germany O Great Britain s policy of isolationism
Biology
Anatomy of Flowering Plants
Question 5 Points 2 What shifted the balance of power in Europe in the 1860s The aggressive expansion of Russia The rumor that France may intervene in the American Civil War O The unifications of Italy and Germany O Great Britain s policy of isolationism
Question 3 Points Which of the following continent was the war ground for World War I Asia Africa O Europe Antarctica
Biology
Animal Kingdom
Question 3 Points Which of the following continent was the war ground for World War I Asia Africa O Europe Antarctica
question 3 Points 1 What was a consequence of WWI in the United States O Millions of soldiers enlisted and half died Women and African Americans were not allowed to support the War O The Government took an active role in guiding the economy O The League of Nations failed Complete Later Complete C
Biology
Animal Kingdom
question 3 Points 1 What was a consequence of WWI in the United States O Millions of soldiers enlisted and half died Women and African Americans were not allowed to support the War O The Government took an active role in guiding the economy O The League of Nations failed Complete Later Complete C
HE Study the following map On April 6th 1917 the United States formally declared war against and entered World War I They joined and to complete the Allied Powers OAB C and D O FAR and C Reset but this asses Reser Questions
Biology
Biological Classification
HE Study the following map On April 6th 1917 the United States formally declared war against and entered World War I They joined and to complete the Allied Powers OAB C and D O FAR and C Reset but this asses Reser Questions
Question B Points 1 Identify the middle class reformer who opposed U S involvement in the war O Woodrow Wilson O jane Addams William Jennings Bryan O Fredj Hoertz
Biology
Biotechnology: Principles and Processes
Question B Points 1 Identify the middle class reformer who opposed U S involvement in the war O Woodrow Wilson O jane Addams William Jennings Bryan O Fredj Hoertz
The repuration daytoy were hoch They were The Gruppe were are that the army was bases d OUS e disband may forever 6
Biology
Ecology - Biodiversity & Conservation
The repuration daytoy were hoch They were The Gruppe were are that the army was bases d OUS e disband may forever 6
The need for more troops led to Which of the following BEST completes the diagram O A draft and mandatory conscription O Mandatory conscription and the Selective Service Act O A draft and the Selective Service Act O The National Army Expansion Act and the Selective Service Act
Biology
Biological Classification
The need for more troops led to Which of the following BEST completes the diagram O A draft and mandatory conscription O Mandatory conscription and the Selective Service Act O A draft and the Selective Service Act O The National Army Expansion Act and the Selective Service Act
Question Points 1 Which countries were known as the Allies The Ottoman Empire France and Hay Germany Serbia and Russia O France Great Britain and Russia Germany France and Great Britain Complete Later Complete
Biology
Cell: The Unit of Life
Question Points 1 Which countries were known as the Allies The Ottoman Empire France and Hay Germany Serbia and Russia O France Great Britain and Russia Germany France and Great Britain Complete Later Complete
Beale and State Street Stores With Mayor Thompson Battling Big Odds Te The the sed OA declaration of the end of World War I M A declaration pertaining to America entering World War I on behalf of the Allies A declaration pertaining to America entering World War I on behalf of the Central Powers A declaration stating that America would remain neutral until further provoked
Biology
Animal Kingdom
Beale and State Street Stores With Mayor Thompson Battling Big Odds Te The the sed OA declaration of the end of World War I M A declaration pertaining to America entering World War I on behalf of the Allies A declaration pertaining to America entering World War I on behalf of the Central Powers A declaration stating that America would remain neutral until further provoked
estion 6 Points 1 nat definitively moved the United States to join the Great War O The ammunitions they sold to the Allies O The fight for the Ottoman Empire O Archduke Franz Ferdinand assassination The Lusitania ship sank by German u boats Complete Later Complete
Biology
Biotechnology & its Applications
estion 6 Points 1 nat definitively moved the United States to join the Great War O The ammunitions they sold to the Allies O The fight for the Ottoman Empire O Archduke Franz Ferdinand assassination The Lusitania ship sank by German u boats Complete Later Complete
Question 1 Points 1 How did President Woodrow Wilson sway public opinion in favor of World War I Called upon citizens to enlist Encouraged people to buy war bonds O Challenged people to conserve food and essentials O All of these choices Complete Later Complete
Biology
Biological Classification
Question 1 Points 1 How did President Woodrow Wilson sway public opinion in favor of World War I Called upon citizens to enlist Encouraged people to buy war bonds O Challenged people to conserve food and essentials O All of these choices Complete Later Complete
The journalists in the list are known better for writing which of the following O Editorials O Classified ads O Investigative reports Market and Economy columns Complete Later Complete
Biology
The Living World
The journalists in the list are known better for writing which of the following O Editorials O Classified ads O Investigative reports Market and Economy columns Complete Later Complete
explains that at the core of the condition of African Americans lays their distrust in whites and the judicial system in which they feel is unfair towards African Americans I suggested no legislation to cure these problems I feel only time patience and education are the only solutions to solve social problems faced by African Americans Who am I O Upton Sinclair O Lincoln Steffens O Ray Stannard Baker O W E B Du Bois Previous 00 00 00 00 Complete Later Complete
Biology
Biomolecules
explains that at the core of the condition of African Americans lays their distrust in whites and the judicial system in which they feel is unfair towards African Americans I suggested no legislation to cure these problems I feel only time patience and education are the only solutions to solve social problems faced by African Americans Who am I O Upton Sinclair O Lincoln Steffens O Ray Stannard Baker O W E B Du Bois Previous 00 00 00 00 Complete Later Complete
IV Ida Tarbell Which muckraker s in the list are best known for addressing the needs and concerns of African Americans 01 O 1 Ill 11 NV Questions 1 5 9 6 10
Biology
Biotechnology & its Applications
IV Ida Tarbell Which muckraker s in the list are best known for addressing the needs and concerns of African Americans 01 O 1 Ill 11 NV Questions 1 5 9 6 10
1 Poor white people II Poor black people III Slaves IV European immigrants Which groups in the list were more likely to participate in sharecropping O1 11 O II III O I IV O II IV Complete Later Complete
Biology
The Living World
1 Poor white people II Poor black people III Slaves IV European immigrants Which groups in the list were more likely to participate in sharecropping O1 11 O II III O I IV O II IV Complete Later Complete
Q Study the following diagram Less Discrimination Higher Paying Jobs Less rigid Jim Crow Laws Which of the following BEST completes the diagram O Pull factors of the Great Migration O Push factors of the Great Migration O Fringe benefits for hard working African Americans in the South O Benefits in the South for African Americans of a higher corial al Reset this as Questi 5 Re 9
Biology
Biomolecules
Q Study the following diagram Less Discrimination Higher Paying Jobs Less rigid Jim Crow Laws Which of the following BEST completes the diagram O Pull factors of the Great Migration O Push factors of the Great Migration O Fringe benefits for hard working African Americans in the South O Benefits in the South for African Americans of a higher corial al Reset this as Questi 5 Re 9
Noble Sissle Eubie Blake C Which of the following BEST completes the diagram O Writers of the Harlem Renaissance Ferdinand Joseph LaMothe Musicians of the Jazz Age Popular characters in W E B Du Bois book The Crisis
Biology
Biotechnology & its Applications
Noble Sissle Eubie Blake C Which of the following BEST completes the diagram O Writers of the Harlem Renaissance Ferdinand Joseph LaMothe Musicians of the Jazz Age Popular characters in W E B Du Bois book The Crisis
6 000 000 4 000 000 2 000 000 1910 1918 1923 1930 Which line shows the most appropriate projection of the number of total African American migrants during the Great Migration O A OB D OC Questi 9 1 5
Biology
Biotechnology & its Applications
6 000 000 4 000 000 2 000 000 1910 1918 1923 1930 Which line shows the most appropriate projection of the number of total African American migrants during the Great Migration O A OB D OC Questi 9 1 5
Choose the correct answer A n is a rebirth or revival of culture skills or learning which has been forgotten or ignored renaissance awakening revitalization enlightenment Reset this as Questi 1 Re 5
Biology
The Living World
Choose the correct answer A n is a rebirth or revival of culture skills or learning which has been forgotten or ignored renaissance awakening revitalization enlightenment Reset this as Questi 1 Re 5
VII VISI IX X The US Purple Heart The US Distinguished Medal of Honor The French Legion of Honor The US Honorable Medal of Bravery Which decorations from the list did men from the 369th US Infantry Regiment receive O I III and IV O II and V Oland IV O II III and V Qu 1 5 9
Biology
Biomolecules
VII VISI IX X The US Purple Heart The US Distinguished Medal of Honor The French Legion of Honor The US Honorable Medal of Bravery Which decorations from the list did men from the 369th US Infantry Regiment receive O I III and IV O II and V Oland IV O II III and V Qu 1 5 9
Choose the correct answer An example of a horizontal merger would be O a hamburger chain buying its top meat supplier O a movie studio buying a chain of video rental stores O a toothpaste company combining with a competing toothpaste company O a bookstore licensing a ecognized coffee shop brand to integrate into its locations Reset Reset button wil this assessment Questions 1 Reset S 2 9 10
Biology
Biotechnology & its Applications
Choose the correct answer An example of a horizontal merger would be O a hamburger chain buying its top meat supplier O a movie studio buying a chain of video rental stores O a toothpaste company combining with a competing toothpaste company O a bookstore licensing a ecognized coffee shop brand to integrate into its locations Reset Reset button wil this assessment Questions 1 Reset S 2 9 10
Question 8 Points 2 Which of the following is NOT a characteristic of a monopolistic competition Numerous sellers Differentiated products Some control of price O Identical products
Biology
Ecology - Ecosystems
Question 8 Points 2 Which of the following is NOT a characteristic of a monopolistic competition Numerous sellers Differentiated products Some control of price O Identical products
Choose the correct answer Oligopolies engage in nonprice competition with product prices being set by true supply and demand collusion among industry leaders O product differentiation newcomers to the market Complete Later Complete Reset Reset button w this assessmen Reset Questions 5 2 9 9 10
Biology
The Living World
Choose the correct answer Oligopolies engage in nonprice competition with product prices being set by true supply and demand collusion among industry leaders O product differentiation newcomers to the market Complete Later Complete Reset Reset button w this assessmen Reset Questions 5 2 9 9 10
Which of the following best describes the difference between a natural and geographical monopoly Natural monopolies usually exist in areas with high commerce while geographical monopolies exist in areas with little commerce Both are agricultural monopolies however natural monopolies exist only in extreme rural conditions Natural monopolies exist in areas with low commerce while geographical monopolies exist in areas with high commerce Natural monopolies exist solely in the agricultural sector of the economy while geographical monopolies exist across different sectors of the economy Qu 5 9
Biology
Biotechnology & its Applications
Which of the following best describes the difference between a natural and geographical monopoly Natural monopolies usually exist in areas with high commerce while geographical monopolies exist in areas with little commerce Both are agricultural monopolies however natural monopolies exist only in extreme rural conditions Natural monopolies exist in areas with low commerce while geographical monopolies exist in areas with high commerce Natural monopolies exist solely in the agricultural sector of the economy while geographical monopolies exist across different sectors of the economy Qu 5 9
Question 5 Points 1 What is the point at which the supply and demand curves intersect called Popular price O Equilibrium price O Center price O Fair price
Biology
The Living World
Question 5 Points 1 What is the point at which the supply and demand curves intersect called Popular price O Equilibrium price O Center price O Fair price
Question Points 2 in the US what is the time limit given to copyrights on creative works such as songs art and literature O The life of the author or creator plus seventy years O the life of the author O Seventy years There is no time limit Copyrights exist forever under the law Reset Reset by this asse Rese Question
Biology
The Living World
Question Points 2 in the US what is the time limit given to copyrights on creative works such as songs art and literature O The life of the author or creator plus seventy years O the life of the author O Seventy years There is no time limit Copyrights exist forever under the law Reset Reset by this asse Rese Question
Question 3 Points 1 Choose the correct answer The equilibrium price in a purely competitive market is O the highest price consumers will pay O the lowest price consumers will pay the price where the quantity supplied equals the quantity demanded O the price charged by large sellers of the good or service 23 Qu
Biology
Biotechnology & its Applications
Question 3 Points 1 Choose the correct answer The equilibrium price in a purely competitive market is O the highest price consumers will pay O the lowest price consumers will pay the price where the quantity supplied equals the quantity demanded O the price charged by large sellers of the good or service 23 Qu
3 A female fruit fly exhibits the autosomal recessive traits ebony body genotype ee and brown eyes genotype bb Each trait is determined by a single gene and the two genes involved are on different chromosomes This female is crossed to a male from a true breeding line with the normal phenotypes gray body and red eyes All the F progeny are gray with red eyes While a Punnett Square could be a helpful tool to answer these questions challenge yourself to use the laws of probability and logical deduction to answer these questions more efficiently a F flies are intermated to produce F2 progeny What proportion of these progeny will have each of the phenotypes described gray with red eyes ebony with red eyes gray with brown eyes ebony with brown eyes b What proportion of the F population described in part a will have each of the genotypes listed Bb ee Bb Ee bb EE c An F male is crossed to an ebony female with brown eyes What phenotypic classes are expected among the F2 progeny of this cross in what proportions d A cross between two flies from the F2 population described in part a yielded progeny that were mostly gray with brown eyes 3 4 the rest were ebony with brown eyes 1 4 What were the phenotypes and genotypes of the parents e From the F population described in part a a cross between two flies yielded progeny that were half gray with red eyes and half ebony with red eyes What were the phenotypes and genotypes of the parents f An ebony fly with brown eyes is mated with an ebony fly with red eyes All the progeny had ebony bodies half had red eyes and half had brown eyes What was the genotype of the ebony fly with red eyes g Two true breeding lines are established one ebony with red eyes and another gray with brown eyes Flies from these two lines and crossed and the F progeny are intermated What phenotypic classes are expected among the F2 progeny in what proportions
Biology
Molecular Basis of Inheritance
3 A female fruit fly exhibits the autosomal recessive traits ebony body genotype ee and brown eyes genotype bb Each trait is determined by a single gene and the two genes involved are on different chromosomes This female is crossed to a male from a true breeding line with the normal phenotypes gray body and red eyes All the F progeny are gray with red eyes While a Punnett Square could be a helpful tool to answer these questions challenge yourself to use the laws of probability and logical deduction to answer these questions more efficiently a F flies are intermated to produce F2 progeny What proportion of these progeny will have each of the phenotypes described gray with red eyes ebony with red eyes gray with brown eyes ebony with brown eyes b What proportion of the F population described in part a will have each of the genotypes listed Bb ee Bb Ee bb EE c An F male is crossed to an ebony female with brown eyes What phenotypic classes are expected among the F2 progeny of this cross in what proportions d A cross between two flies from the F2 population described in part a yielded progeny that were mostly gray with brown eyes 3 4 the rest were ebony with brown eyes 1 4 What were the phenotypes and genotypes of the parents e From the F population described in part a a cross between two flies yielded progeny that were half gray with red eyes and half ebony with red eyes What were the phenotypes and genotypes of the parents f An ebony fly with brown eyes is mated with an ebony fly with red eyes All the progeny had ebony bodies half had red eyes and half had brown eyes What was the genotype of the ebony fly with red eyes g Two true breeding lines are established one ebony with red eyes and another gray with brown eyes Flies from these two lines and crossed and the F progeny are intermated What phenotypic classes are expected among the F2 progeny in what proportions
2 A Drosophila fruit fly female lacking wing cross veins is mated with a male with normal wings with cross veins Female F progeny have normal wings but male F progeny have crossveinless wings a What explanation do you propose to account for this result Include a designation as to which trait is dominant and which recessive b One of the F females is mated with a male with normal wings What progeny phenotypes do you predict in what proportions c An F female progeny of the cross described in part b is chosen at random and mated with a crossveinless male This mating yields both crossveinless and normal winged flies What proportion of the offspring do you think had each phenotype and what were their sexes
Biology
Principles of Inheritance & Variation (Genetics)
2 A Drosophila fruit fly female lacking wing cross veins is mated with a male with normal wings with cross veins Female F progeny have normal wings but male F progeny have crossveinless wings a What explanation do you propose to account for this result Include a designation as to which trait is dominant and which recessive b One of the F females is mated with a male with normal wings What progeny phenotypes do you predict in what proportions c An F female progeny of the cross described in part b is chosen at random and mated with a crossveinless male This mating yields both crossveinless and normal winged flies What proportion of the offspring do you think had each phenotype and what were their sexes