Biology Questions

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

The difference between short and long angora hair in rabbits is determined by a single autosomal gene with ominant and recessive alleles An amateur rabbit breeder has four rabbits an angora male an angora female a short maired male and a short haired female The following crosses were made with the outcomes shown angora female x angora male all progeny angora angora female x short haired male all progeny short haired short haired female x angora male 4 short haired and 5 angora progeny a Which phenotype is dominant b How do you know Be specific about which cross es inform your answer c What are the genotypes of the four parental rabbits Choose and define your own notation using a capital letter for the dominant allele and a lower case letter for the recessive allele d If the short haired male mates with the short haired female what progeny are expected in what proportions Give their genotypes and phenotypes e Is there a cross you could do between any two of the four original parent rabbits that would give progeny population consisting of having one hair length and having another What is the cross or why not as the case may be

6 To function properly and maintain homeostasis human cells must potassium must be higher inside the cell than outside the cell To achieve this balance cells concentration of sodium lons outside the cell than inside the cell In additi are equipped with a sodium potassium pump that transports sodium out of the cell and potassium into the cell Na Na K Na Na Na K Na Na Na Na Na K Na Na K Na Na Na K K Na Na Na Sodium potassium pump K K Na Na Look at each diagram carefully to eliminate some answer choices Look at the directions of the arrows and where the ions are greater Use your finger to trace what is happening Then try to identify the correct answer Which of the following statements is true about the functioning of the sodium potassium pump B 4B B 2H F Sodium is pumped down its concentration gradient while potassium is pumped up its concentration gradient G Sodium is pumped up its concentration gradient while potassium is pumped down its concentration gradient Unlawful to photocopy or project without p The movement of both sodium and potassium requires the input of water to occur The movement of both sodium and potassium requires the input of ATP to occur

Prompt Consider a problem taking place in your community and view it geographically How does this problem affect your city on both a large scale and a small scale Read Less

Read the following passage All the cotton must be manured and enough fertilizer must be brought to manure each crop highly the croppers to pay for one half of all manure bought the quantity to be purchased for each crop must be left to me Based on the passage and your own knowledge this passage is an excerpt from a O sharecroppers contract O slave contract O Freedmen s Bureau landowner contract O a Jim Crow law Complete Later Complete Rese Reset this ap Quest 1 5 Re 9

Question 10 Points 1 Read the excerpts and answer the question that follows I was threatened with lynching after publicly speaking out about the lynching of three friends prompting me to move from Memphis where I was a teacher I moved north to write and lecture against lynching and to fight for civil rights Who am I O W E B Du Bois O Ida B Wells O Booker T Washington William Jennings Bryan Complete Later Complete Reset Reset button w this assessmen Reset Questions 1 5 9 2 LO 6 10

COLORED O Dred Scott decision This photo would be the best example of O disenfranchisement 47 O Jim Crow laws WHITE

Question 9 Points 1 What restrictions were imposed by the Southern states in an effort to prevent African Americans from voting O They had to have a passport O They had to own land O They had to have a check up They had to pass a literacy test pay the poll tax and or be eligible for the grandfather clause Complete Later Complete Reset Reset butt this assess Reset Question 5 9

What did the implementation of Jim Crow Laws mean for African Americans in the South O Fair treatment and accommodations brought economic educational and social stability O Jim Crow laws guaranteed constitutional protections to freed men and women Inferior treatment brought economic educational and social disadvantages to African Americans O Slavery was enacted through these laws Res Rese this Ques 1 F 5

Question 4 Points 1 Showing respect and maintaining certain gestures in the presence of the whites is known as Discrimination O Lynching Segregation Racial etiquette Reset Reset butte this assesse Questions 5 Reset a

Read the following and answer the question African Americans could face severe punishment if they did not follow racial etiquette Some examples of these are being fired from jobs being shot burned or hanged without a trial in the South Lynching an illegal execution continued well into the 20 century Booker T Washington a moderate reformer believed that it was best to improve the economic skills of African Americans to create more opportunities for them instead of demanding legal equality which most whites opposed He accepted segregation and believed whites and blacks could work together for social progress However Ida B Wells and W E B Du Bois considered racial discrimination a problem they could not ignore Why was Ida B Wells one of the most influential and inspiring black leaders of the late 19th century She openly supported Booker T Washington and the Tuskegee Institute She publicly condemned the violation of African Americans civil rights She opposed W E B Du Bois s beliefs constantly Reset Reset bu this asse Question 5 Rese 9

AS IS TO Midwest Which of the following BEST completes the analogy O Germans New England French O French New York and Boston Lebanese and Syrians O French New England Germans and Norwegians Swedes New York and Boston French

Question 10 immigrants joined the Union Army in large numbers O Irish Points 1 O Danish O European O German

Read the following and answer the question The peak year of European immigration was in 1907 when 1 285 349 persons entered the country By 1910 13 5 million immigrants were living in the United States In 1921 Congress passed the Emergency Quota Act followed by the Immigration Act of 1924 The 1924 Act was aimed at further restricting the Southern and Eastern Europeans especially Jews Italians and Slavs who had begun to enter the country in large numbers beginning in the 1890s Most of the European refugees fleeing the Nazis and World War II were barred from coming to the United States How did the Congress restrict immigrants from Southern and Eastern Europe By passing the Page Act of 1875 By charging expensive fees at Ellis Island O By passing the Immigration Act of 1924 igrants to pass literacy tests

Study the following table Year Event A French immigration B Jews Immigration C Swedes and Norwegians immigration 1880 1924 D Danish Immigration Which of the following answer choices shows the correct matching order of the Choice column from top to bottom 1840 1930 Around 1910 After 1900 O A C D B O C D B A OD B A C C C Choice

on Posttest Question 3 Points 3 Assertion Between 1840 and 1930 about 900 000 French Canadians left Quebec to immigrate to the United States and settle mainly in New England Reasoning A large proportion of them have ancestors who emigrated from French Canada since immigration from France was low throughout the history of the United States Which of the following is true for the above statements O Both A and R are true but R is not the correct explanation of A O Both A and R are true but R is the correct explanation of A O A is false and R is true O A is true and R is false

esson Posttest Points 1 During which century did indentured servants immigrated Question 2 O 17th century O 19th century O 17th and 18th century O 20th century

Points 1 What is the meaning of the term tenements developed in the mid 1800s Question 8 Group of German immigrants that bought land in the rural areas A social class between the wealthy and the poor City dwellers that worked long hours at the factories Apartments poorly designed that used to house large number of people

Question 10 Points 1 A characteristic of German immigrants was that most of them became city dwellers Othey were very poor and worked at unskilled jobs O most of them were working class Othey left their country because of the famine

Points 1 Those who opposed immigration were called O Transcendentalists O Know Nothings O Nativists O Conservative

Why did Addams volunteer as an on call doctor O Because she had medical training O Because she wanted to become popular Because she wanted to earn money O Because there weren t enough real doctors available

Question 3 Points 1 What attracted Asian Immigrants to the United States between 1851 and 1882 L Homestead Act II Gold Rush III Railroad construction Oll only O Ill and I only Olonly OII and III only

O job opportunities and the weather sanitation and transportation family relations and job opportunities infrastructure and farming Previous 00 00 00 00 Ques 1 5 9

Question I found myself with high expectations and a certain belief that whatever perplexities and discouragement concerning the life of the poor were in store for me I should at least know something at first hand and have the solace of daily activity I had at last finished with the ever lasting preparation of life however ill prepared I might be This is a quote by Jane Adams she was associated with which of the following O Manufacture of the breech loading rifle O Armory practice O Hull House Municipal reforms of city government Complete Later Complete 9

Question 1 Points 3 Based on your knowledge and the information presented in this lesson which answer best completes this diagram More and better services More job opportunities Advantage of city life More entertainment and leisure activities available Better education available O More diverse social communities All of the above

Question 2 Points 2 What proportion of German immigrants settled in cities versus becoming farmers O About half settled in cities and half became farmers About a quarter settled in cities and three quarters became farmers O About three quarters settled in cities and a quarter became farmers About a half became farmers and a quarter settled in cities

What message does Thomas Nast portray in the political cartoon below CLIMATZE O New York City corruption with New York under Tweed s thumb Nast s shadows of forthcoming events predicts the no registry law and Tammany police The corruption with the New York City Treasury empty to the workmen and masters Corruption as Tammany Hall contemplates Mayor Hoffman s Presidentin

Question S Points 3 I am a famous boss from New York I was a cynically honest practitioner of what today is generally known as machine politics patronage based and frank in its exercise of power for personal gain Who am I Boss Tweed George Washington Plunkitt Thomas Joseph Pendergast Thomas Nast a S 6

Read the following list of items Controlled thousands of city jobs Had power over important institutions Solved many of the city s problems What do all of these items have in common O Roles of the government Roles of the court system Roles of the city boss None of these choices

Question 4 Points 3 Which of the following is NOT true of political machines O They led to corruption in the cities They led to many improvements within the cities The gave birth to the Democratic Party O They became less important after 1900

What did the leaders of a political machine control O The court O The Congress O Municipal jobs O The White House

on Po Points 3 Question 1 Based on your knowledge and the information presented in this lesson which answer best completes this diagram Improved city schools Improved city hospitals Positive of Political Machines O Improved city roads O Improved city waterways O Helped the poor and immigrants

Question Points 2 To which of the following groups did many bosses belong Immigrants O The poorest people Well educated people O People from the highest social classes

Question 3 Points 1 The Tammany Hall leader from the West Side of Manhattan in late nineteenth century and early twentieth centuries was O Thomas Nast O Tammy Hall Boss Tweed George Washington Plunkitt Complete Later Complete

Question 2 Points 3 What is NOT an example of a political machine Pyramidal organization O Political favors O Public bids Control of local governments

All of the following is true of the Populist Party EXCEPT O They favored the unlimited coinage of silver to increase the money supply They wanted public ownership of railroads by the U S government They fought for an 8 hour day for industrial workers O They favored a regressive income tax

My Activities Tell me what you Which of these choices is not one of the changes Rutherford B Hayes made in regards to the Civil Service An executive order prohibited federal officeholders from taking part in party politics An executive order protected officeholders from receiving party contributions O An investigation led to the firing of two top officials at the New York Customs House O He fired every federal officeholder and had them re apply for jobs

Choose the correct answer In order to gain Stalwart support for Garfield during the 1880 Republican Convention a Conkling supporter was nominated as vice president in order to balance the ticket O Chester A Arthur O Winfield Scott Hancock O John Sherman O James Polk Complete Later Complete

Why were tariffs so important to the United States in the 19th century O They were easy to collect O They were the national government s main source of revenue O They were easy to collect and the national government s main source of revenue They were seen as a way to control the economy

Republican Senator Roscoe Conkling led a group named the Stalwarts who were O supportive of reforms in federal hiring against the reforms in federal hiring O behind a movement to impeach Hayes behind a movement to impeach Garfield Complete Later Complete

Mand THE VICTORS EXSAR SPOLS ofano Who is riding the pig O Andrew Jackson Rutherford B Hayes O James Garfield Previous Abraham Lincoln 00 00 00 00

kb 12 3 2 0 85 0 65 1111111110 3 kb 12 kb 2 kb 1 2 3 4 EtBr stained after run DNA standard 0 85 kb linear plasmid B insert cut from vec supercoiled plasm DNA standard linear plasmid 5 6 7 8 EtBr in gel Use the data in the gel on the previous page FROM THE GEL ON THE LEFT to determine the standard curve and size of insert cut of vector shown by arrow and supercoiled plasmid Standard insert cut from vec cm Distance from origin supercoiled plasmi top direction of migration bottom 0 65 kb Insert Cut from vector Supercoile d Plasmid DNA size Plot the standard DNA on the below graph to give a standard curve Use the graph to determine the size of the plasmid DNA show how you determined the size of the plasmid DNA on the graph And report the size of the plasmid in the last row of the above table 10000 1000 BASE PAIRS 100 10 10 15 20 25 30 DNA STANDARD CURVE plate LB LB AMP LB AMP ARA Explanation 35 40 45 50 55 60 65 70 75 80 85 40 95 100 Distance Migrated 8 A In performing the transformation experiment with rpARA plasmid give two reasons why the following results might have happened 4 Experiment 1 Plasmid Growth 100 white colonies 100 white colonies Plasmid Growth No growth No growth

words plus about myself Myself I m from Los Angeles California born and raised my favorite color is pink and red I love meeting new people I m a very nice person I do nails and hair I wanna start my new clothing brand please finish the rest for me I have two brothers I love dancing Please do not plagiarize I will be checking to see it has to be 300 plus words please help mo for a good rato

Balding and color blindness are genetic mutation that occur more frequently in males than females This is because its a trait recessive dominant sex linked

Blindness is an autosomal dominant disorder in puppies B or b represent the alleles for the gene that causes blindness Black Hair Follicular Dysplasia BHFD is an autosomal recessive disorder in puppies D or d represent the alleles for the gene that causes BHFD Capital letters are used to represent dominant alleles Wesley adopts two puppies Spotty and Cutie Spotty is male he is blind and does not have BHFD Cutie is female she is not blind and does have BHFD Part 1 What is Cutie s genotype If more than e genotype is possible select all the possible geneotypes ObbDd ObbDD Bbdd OBbDd bbdd BBDD Part 2 Spotty and Cutie have puppies and 50 of the puppies are unaffected for both traits not blind and not BHFD What is Spotty s genotype O BbDD O bbDD OBBdd O bbdd BBDd

Body color in Drosophila is X linked Imagine a gene where allele E is dominant and produces gray bodies while allele e is recessive and produces yellow bodies If a heterozygous gray female is crossed with a yellow male the progeny would be O 9 gray females 3 yellow females 3 gray males 1 yellow male O all females are gray and all males are yellow O 1 gray female 1 yellow female 1 gray male 1 yellow male O 3 gray females 1 yellow male

Select ALL that apply Sister chromatids are O the result of DNA replication during active mitosis or meiosis identical excluding mutations Ononidentical a pair of chromosomes in which each chromosome has been inherited from a different par

Phenylalanine hydroxylase PAH is needed to prevent the accumulation of phenylalanine A lack of functional PAH results in a condition known as PKU which can be fatal in infants if not treated Consider two alleles of PAH the wild type allele functional PAH and a mutant allele non functional PAH What would have to be true in order for the mutant allele to be recessive to the wild type allele O The heterozygote would have a mutant phenotype PKU O A heterozygote will have an intermediate phenotype O The heterozygote would have a wildtype phenotype no PKU

A cell not undergoing mitosis or meiosis has not undergone DNA replication Among each of the different cells listed which will contain sister chromatids Select ALL correct answers Cell in metaphase of meiosis I Cell in metaphase of mitosis Daughter cell from mitosis Gamete Somatic diploid cell not undergoing mitosis Cell in metaphase of meiosis II

Order the molecules structures listed below from least condensed to most condensed Chromosome Naked DNA Chromatin Source Target