Biology Questions

estion 4 Match the microscope type to the correct description Transmission electron microscope Scanning electron microscope Confocal microscope Fluorescencce microscope Differential interference contrast microscope Phase contrast microscope Dark field microscope Bright field microscope Save Answer A Components of the microscope bring light waves out of phase and produce differences in contrast and brightness B A beam of electrons is spread across the surface of a specimen and topography can be seen C A beam of electrons is sent through a specimen D Light is transmitted through a specimen providing limited contrast Sometimes staining a specimen will enhance contrast but can only be done on fixed specimen E Polarized light is sent via two beams that have different paths through the sample F Light from a laser is focused on a point and scanned across a fluorescently stained specimen in two directions G Light is directed at an angle toward the specimen and a special condenser lens transmits only the light reflected off the specimen H Fluorescent stains absorb light at one wavelength then emit another Question 4 of 4

uestion 3 Match the cytoskeletal components to their correct descriptions Actin micro filaments Microtubules Intermediate filaments 3 points Save Answer A Responsible for cellular movements such as contraction crawling furrowing during cell division and formation of cellular extensions B Responsible for structural stability C Reponsible for cytoplasmic organization and moving materials within the cell itself

estion 1 Select all the principles of the cell theory that are true All organisms are composed of one or more cells and the life processes of metabolism and heredity occur within these cells Cells only arise from other cells Cells are the smallest living things Viruses are considered alive even though they do not have cells

estion 2 The reason we don t have cells that are the size of watermelons is because of a limiting factor Which of the items below is the main reason we have small cells O Surface area to volume ratio O Cells can t move O It is too cold to support large cells O Trick question cells can grow to any size

Kingdom Protista may be divided in their modes of nutrition Choose all that apply Plant like Animal like Fungi like Worm like Lichen like Amoeba like

Name the structure at the end of pointer A Name the structure at the end of pointer B Name the structure at the end of pointer C Name the structure at the end of pointer D A B C D

Match the two columns regarding fungi Cell wall Ergosterol Zygomycetes Ascomycetes Basidiomycetes Coccidioides immitis cellulose Sterols found embedded in the v mold produces zygospores yeast example produce ascos mushrooms have basidiospore causes Valley fever V

Which of the following do not belong to the Eukaryotic Supergroups Mark all that apply Archaebacteria Amoebozoa Archaeplastida Lichens

Choose ALL of the correct responses to the release of Parathyroid hormone Blood calcium levels increase Osteoclast activity increases Small Intestine absorption of calcium increases Kidneys release more calcium Blood calcium levels decrease

microbewiki kenyon edu Photosynthetic unicellular colonial flagellated freshwater habitat Heterotrophic unicellular colonial aquatic flagellated Chemosynthetic colonial freshwater habitat

Match the originating cell to the correct bone cell Osteoblast Osteoclast Osteocyte Mesenchymal stem cell Hematopoietic stem cell V

Protozoans may be classified by their locomotion as follows Flagellates Ciliates Ameboid Nonmotile Hair like extensions of th v Tail like extensions of the V Pseudopodia Plasmodium vivax causat

A B 5 A B Choose Choose Medial Meniscus Transverse Acetabular Ligament Anterior Cruciate Ligament Posterior Cruciate Ligament Illofemoral Ligament Lateral Meniscus Ischiofemoral Ligament Choose C D

Pick ALL of the steps that are associated with Intramembranous ossification Chondrocytes in center hypertrophy Blood vessels are surrounded by the fusing together of sp cules Per chondr um replaced by periosteum STEC

What kind of bone growth is when bone grows in thickness Interstitial Circumferential Appositional

Which of the following bones is created by endochondral ossification femur parietal mandible

Which of the six foods is being described lettube cells perform photosynthesis Help indicator test for simple sugar lipid protein Circle one answer If photosynthesis is taking place I would predict a positive

Watch the video Rat Park Your assignment is to analyze the video presentation to see if the information contained therein is trustworthy Your analysis should be about 3 4 paragraphs in length It is important that you cite references at least one from a peer reviewed journal After you have completed your critic of the Rat Park ask Google s Bard or other artificial intelligence program to critic the Rat Park video Then write a brief summary of the key differences and similarities of your critic and Bard s

answer The characters in 10 Things I Hate About You have the Shrew similar names to those O different names to those Oshorter names than those Olonger names than those in Th

In Kiss Me Kate how does Lilli show greater agency than the character of Katherine in Shakespeare s original O She begs Fred to stay with her then leaves O She leaves Fred although he begs her to stay with him O She refuses to wear her costume for the play O She leaves Fred but he does not care R th Q

Restrictions of civil liberties and individual autonomy O Highly discriminatory and unfair A license that a person does not pose a danger or threat to others O The needed push to revive the global economy O An order to mitigate risk of contagion Question 2 Ith pass serves as Social media data is not a reliable source that can be used to understand how citizens perceive public health interventions responding to the pandemic True 1 pt

Bearding in goats is inherited as an autosomal trait determined by two alleles B1 and B2 Interestingly the bearded trait is recessive in females while it is dominant in males In both sexes homozygotes for the B1 allele are beardless Which of the following is true more than one correct answer possible Females with the genotype B2B2 are beardless Females with the genotype B1B1 are bearded Males with the genotype B1B1 are beardless Females with the genotype B1B2 are beardrd Males with the genotype B1B2 are bearded Males with the genotype B2B2 are bearded

Which of the following is a question about blology Select all that apply Check All That Apply How have rocks In the Grand Canyon changed over the last million years How much carbon dioxide does an Industry release into the atmosphere each year How does water pollution affect fish in a lake How has a species of bacteria changed since doctors started prescribing antibiotics Why are Earth s poles colder than the equator

Which of the following resulted from a missed meeting between British generals Howe and Burgoyne O the surrender of General Howe O the British victory at Saratoga O the surrender of Lord Cornwallis O the Continental army s victory at Saratoga

Unit 3 Chemistry of Life Multiple Choice Identify the choice that best completes the statement or answers the question 1 Which of the following makes up a molecule of water a one atom of hydrogen and one atom of oxygen b one atom of sodium and one atom of chlorine one atom of hydrogen and two atoms of oxygen d two atoms of hydrogen and one atom of oxygen C 2 Ice floats on water because a of cohesion b ice has a higher density than water 3 Water molecules are polar with the a oxygen side being slightly positive and the hydrogen side being slightly negative b oxygen and hydrogen sides being slightly positive c oxygen and hydrogen sides being slightly negative d oxygen side being slightly negative and the hydrogen side being slightly positive 4 22 a b 4 30 4 A map of eastern North America showing the pH of rainfall in the various states indicates that the pH of rain in New York State varies from 4 22 to 4 40 According to these figures the most acidic rainfall in New York State has a pH of 5 Nucleotide is to DNA as a fat is to lipid b amnio acid is to RNA 6 A monosaccharide is a a carbohydrate b lipid water shrinks when it freezes d water expands when it freezes a b lipids Mac a b help to fight disease C control the rate of reactions d build tissues such as muscle egonin c 4 35 d 4 40 c monosaccharide is to fat d monosaccharide is to starch i moda demin 1 7 Which of the following organic compounds is the main source of energy for living things carbohydrates negovia c 6 nucleic acids d proteins to mot silt big c nucleic acid protein 8 Which of the following is NOT a function of proteins store and transmit genetic information ca 9 Which statement is true a Simple sugars are made of polysaccharides Glycerol is made of fatty acids b C RNA molecules are made of nucleotides d Amino acids are made of proteins com

Chapter 3 study guide 1 What are the 4 elements of the human body 2 What are the 4 basic macromolecules 3 Carbohydrates are made up of sample sugars 4 Lipids are made up of fatty acids 5 Proteins are made up of amino acids 6 Nucleic acids are made up of Oxygen Carbon Hydrogen Nitrogen Carbohydrates lipids Proteins s Nucleic books nucleotides organic compounds 7 What are carbon based molecules called 8 What are organic compounds Carbon Hydrogen 9 What are inorganic compounds Compounds without Carbon s Hydrogen 10 What determines the chemical reactivity of molecules GAST 11 How many bonds can Carbon have 4 12 What is one of the simplest organic compounds methane 13 What are hydrocarbons methane other compounds composed of only carbon k organic 14 What is a carbon skeleton a chain of carbon atoms that can be branched and sized molecules 16 Define macromolecule unbranch Large 17 What are the building blocks of polymers monomers Glenst 18 What is an isomer 19 Define metabolism process by which cells acquire use energy to grow mor 20 What are the 2 kinds of metabolism Anabolism Catabolism 21 Write out the dehydration synthesis example 22 Write out the hydrolysis example 23 What are carbohydrate molecules composed of Carbon C Hydrogen H Oxuren 0 monosaccharide of 24 Carbs with 1 sugar molecule are Glucose Cutl1206 25 What is the most common monosaccharide 26 How are disaccharides formed When a carbohydrate consists of 2 sugar

1 Why was the winter spent at Valley Forge so important to the success of the Continental Army 2 Why is the Battle of Saratoga considered the turning point of the war 3 How did Benjamin Franklin contribute to the American Revolution 4 According to the Treaty of Paris of 1783 that ended the American Revolution which river becomes the new western boundary of the nation

In a population of toads average body length is 30mm Body length is variable and the narrow sense heritability for body length is 0 3 for this population You cross a male of 20mm with a female of 22mm What do you expect for the average offspring length O 27 3mm 28 2mm O 21 9mm 25mm 21mm O 22 8mm

In the market for ride shares Uber and Lyft are dominant players representing a snapshot of the gig economy that we are currently living in Prior to these companies ride share market was predominantly dominated by taxis This case study discusses the ride share market being transformed by Uber and Lyft and the impact of the COVID 19 pandemic on this market and on these individual companies Using demand and supply theory discuss the impact of Uber and Lyft on the ride share market and taxi market Did the entry of these firms improve or hurt consumers What about the taxi companies and taxi drivers A recent CNBC article reported how Uber and Lyft rides are currently more expensive than pre pandemic levels Between January 2018 and July 2021 average price for an Uber Lyft ride increased by 92 Evans 2021 Using demand and supply theory discuss why average prices increased so much Make sure to use graphs to illustrate your hypothesis What is a key input of production for Uber and Lyft Uber Lyft also do food delivery services something that taxi companies do not do How would this additional service feature affect Uber and Lyft profitability assuming that output for profitability is number of deliveries an average Uber Lyft driver makes

For this Discussion Post please think about a publicly traded company i e Apple Tesla etc you are interested in owning as a stockholder In Chapter One we introduced the four Financial Statements How would the statements for the company be helpful if you were thinking about purchasing the company s stock Specifically choose one of the four Financial Statements and briefly discuss what that statement tells you about the company You do not need to look at the actual statements for the company simply think about what you believe the statement s tell you as you consider your investment decision

Define explain Diffusion using words graphs and or drawings Use terminology learned in class a Create a novel analogy to relate this information to another topic b Give an example of diffusion that you were already familiar with but may not have thought of as diffusion prior to learning this topic

The majority of organisms in which of these domains carry out the process shown in the Cell division Parent cell New cell wall DNA replication and segregation A Cell separation Cell wall Plasma membrane Two daughter cells Circular DNA molecule DNA is replicated giving rise to two circular DNA molecules The cell expands and a partition is created that isolates the two DNA molecules into separate compartments

BEAT KSI YouTube xxx XYZ Homework Chapter 6 InQuizitive Assignment 2 sister chromatids 1 chromosome 1 homologous pair 4 chromosomes 4 sister chromatids Drag each label to the picture it describes Some labels may be used more than once Drag each item on the left to its matching item on the right Note that every item may not have a match while some items may have more than one match X W Norton InQuizitive 88 Questi I kno You can 100 point Act View A 1 Curr 9 Your g been Question

e Page s 111 112 6 1 Label a figure of the major stages of the cell cycle and explain the processes that occur during each stage Match the phase of the cell cycle to the correct description of what is occurring in that phase Note The steps are not in order Drag each item on the left to its matching item on the right G phase Go phase end of the G phase S phase cytokinesis mitosis In this phase cells are resting In this phase each daughter cell has received genetically identical DNA DNA replication occurs in this phase The cell has grown in size in preparation for DNA replication This is a major checkpoint to assure the cells are ready for cell division

evelop a 700 to 1 050 word evidence report in hich you Include a summary of your chosen health care environment including the type of facility the type of patients and the facility size Describe 3 quality standards that align with your chosen agency organization Describe how each quality standard aligns to 1 of the domains of health Explain how each quality standard is measured for effectiveness Detail how at least 2 key quality drivers affect the quality improvement process Analyze how pursuing meeting each standard improves patient safety and quality health care

Assume the total real output of a developing country increases from 8 billion to 8 2 billion while its population expands from 14 to 15 million people from one year to the next Over the year real GDP per capita has decreased by 533 per person decreased by 25 per person O increased by 533 per person increased by 25 per person

When using the expenditures approach who usually conducts the largest expenditure of GDP in US US consumers

Real GDP is calculated as the output in each year multiplied by the prices in the base year O nominal GDP divided by each year s prices the output in each year multiplied by each year s prices O nominal GDP multiplied by the price index

hen a physician performs an organ transplant they choose a donor whose tissues match those of a recipient as closely as possible Which of the following components of the cell embrane is being matched Ocell surface glycoproteins O None of the choices is correct O nuclear membrane proteins O cytoskeletal elements

Some types of sodium potassium pumps transport sodium out of the cell while transporting potassium into the cell This is an example of a O Antiport Aquaporin Uniport Symport

A tight junction blocks transport of substances between cells and is made of connexin True False

An amphipathic protein is a transmembrane protein O True O False

If GDP grows at 3 each year how long does it take for the GDP to double 3 years O 12 years O 32 years 24 years 6 years

Cyclical unemployment can be reduced by more spending in the economy Frictional unemployment usually last longer than structural unemployment Structural unemployment can be reduced by training or education programs Frictional unemployment can be reduced through career services offices that help unemployed workers find employers Question 3 3 points Listen What is NOT a resource factor of production in economics ployment Money Capital Reproduceable inputs Human Resources

part time workers switch to full time work with no change in the labor force participation rate As a result the Official unemployment rate will fall Official unemployment rate will rise Official unemployment rate will remain unchanged The size of the labor force will increase Question 5 3 points Listen Which of the following activities is counted in GDP Intermediate goods Export Used appliances Social security check from the government Microsoft stock

When the official unemployment rate is greater than the sum of frictional and structural unemployment The economy is in expansion The economy is operating at the natural rate of unemployment The economy is operating at zero unemployment The economy is in recession

30 There are 30 million population who are under 16 military personnel and institutionalized 50 million adults who are not in labor force 10 million who are actively seeking jobs but cannot find a job 20 million of part timers 100 million of full timers 1 What is the size of the labor force 2 What is the unemployment rate Hint one of 4 76 or 6 19 or 7 69 or 9 23 3 What is the labor force participation rate Hint one of 57 14 or 61 90 or 72 22 or 85 71 or 92 3 4 What is the population Blank 1 Blank 2 Blank 3 lank 4 2 A

What is NOT a correct statement about the traditional economic system Social institutions determined who does what and who gets what The production capacity of the economy dramatically expanded Social institutions were not effective for organizing production and distribution in a larger group the whole nation Mutual gift giving reciprocity served as a kind of insurance system Penalty for breaking social rules and codes of behavior was social disapproval

monetary gain is justified and further promoted Private individuals and firms not the government own most of the property resources Market institutions have completely addressed production and distribution problems The important consequence of the right of private property is that it encourages investment innovation exchange maintenance of property and economic growth An economy is largely dis embedded from political or social intuitions Question 7 3 points Listen Why does the reported estimated unemployment rate underestimate the unemployment issue in our economy O unemployment rate differentiates between part time and full time workers labor force participation rate is a better indicator for labor market unemployment rate does not count cyclically unemployed workers count discouraged worker as unemployed

Esben 1935 1502 Shaded meas indicate U S recessiona 1905 1990 1870 1900 1000 1000 Source U S Bureau of Labor Statistion 1993 2000 2008 2014 2015 fred stoutsted org What caused the declining trend in the labor force participation rate since 2000s OFemale workers leaving the labor force Voluntary quits due to generous government supports O Baby boomers retiring Discouraged workers leaving the labor force