Biology and Genetics

8) All of the following methods/equipments can be used to measure viable cell co

8) All of the following methods/equipments can be used to measure viable cell count EXCEPT A) plate count method B) spectrophotometer. C) MPN method. D) filtration E) all of the a…

8) Consider a population of E. coli mutants that have a defect in their lacl gen

8) Consider a population of E. coli mutants that have a defect in their lacl gene, resulting in the production of a repressor protein that binds to the operator of the lac operon,…

8) Explain the causes of an evolutionary arms race between consumers and the spe

8) Explain the causes of an evolutionary arms race between consumers and the species that consume. (Ch. 14) 9) If one species provides a habitat as part of a mutualistic relations…

8) Explain the causes of an evolutionary arms race between consumers and the spe

8) Explain the causes of an evolutionary arms race between consumers and the species that consume. (Ch. 14) 9) If one species provides a habitat as part of a mutualistic relations…

8) How do substances enter and leave cells? What are the 3 types of endocytosis?

8) How do substances enter and leave cells? What are the 3 types of endocytosis? 9) What are the different types of cytoskeletal filaments and how are they important? 16) What cel…

8) If you had solution? to make this solution in a 50 ml. conical tube What is y

8) If you had solution? to make this solution in a 50 ml. conical tube What is your diluent for this aqueous h) How much diluent did you add? Show your work. 5. W e have 10X TBE (…

8) Imagine you wanted to use a human genomic DNA library to clone the human gene

8) Imagine you wanted to use a human genomic DNA library to clone the human gene for insulin. You will be using the rat insulin gene sequence as your DNA probe. pts) 1. Use autora…

8) In fatty acid oxidation, there is an enzyme that feeds electrons directly int

8) In fatty acid oxidation, there is an enzyme that feeds electrons directly into the respiratory electron transfer chain. This enzyme is: a) B-hydroxyacyl-CoA dehydrogenase b) Ac…

8) Is an example of a Dominant Negative mutation a) lac b) lacl c) lac d) lac? e

8) Is an example of a Dominant Negative mutation a) lac b) lacl c) lac d) lac? e) Promoter up mutations f) Promoter down mutations g) b and c h) e and f 9) Which is not true conce…

8) Marine terraces are (choose the correct one): (1 pt) a) layers of flat-lying

8) Marine terraces are (choose the correct one): (1 pt) a) layers of flat-lying sandstone; b) features which form on bedrock coasts owing to wave action 9) Cations (Na, Ca, and K)…

8) NO, (nitrate) is taken up into roots, and needs to be converted to NIL and th

8) NO, (nitrate) is taken up into roots, and needs to be converted to NIL and then assimilated into amino acids. Much of this occurs in root plastids, and requires a lot of energy…

8) Proteins A and B bind to one another through the interface shown in the diagr

8) Proteins A and B bind to one another through the interface shown in the diagram below. Place each of the following amino acids at all positions in Protein B (1', 2', 3', 4') wh…

8) Rocky intertidal habitats are colonized by what? a) mostly terrestrial organi

8) Rocky intertidal habitats are colonized by what? a) mostly terrestrial organisms c) more or less equal number of both b) mostly marine organisms d) no discernable pattern world…

8) The 3-point mapping cross was conducted and the following data were obtained:

8) The 3-point mapping cross was conducted and the following data were obtained: 94 normal body, forked bristles, normal eyes 100 tan body, normal bristles, yellow eyes 52 tan bod…

8) The field of proteomics is built off the ability to quickly identify proteins

8) The field of proteomics is built off the ability to quickly identify proteins in complicated mixtures and finger print them so that you know who is present and at what quantity…

8) The formula that describes the velocity profile across a vertical strike slip

8) The formula that describes the velocity profile across a vertical strike slip fault that is slipping at rate u0 locked at the surface to depth D is u(x) = (u0/ )atan(x/D). Here…

8) The migratory eel, Anguilla rostrata, is born and lives the juvenile (immatur

8) The migratory eel, Anguilla rostrata, is born and lives the juvenile (immature) part of its life in a freshwater environment, but then migrates thousands of miles through in or…

8) The speed of light is about 300,000 km/s (3 × 105 km/s). How far does light t

8) The speed of light is about 300,000 km/s (3 × 105 km/s). How far does light travel in 30 seconds? A) 10 thousand km (10,000, or 106 km) B) 9 million km (9,000,000, or 9 × 106 k…

8) There are many antigens (i.e., proteins or glycoproteins) found on the surfac

8) There are many antigens (i.e., proteins or glycoproteins) found on the surface of the red blood cell. The most relevant ones in blood transfusions are the ABO, Rh, and Kell ant…

8) There are three mutations on the second chromosome of Drosophila (actually th

8) There are three mutations on the second chromosome of Drosophila (actually there are several hundred, but we will only concern ourselves with three), Speck (Sp), fuzzy (fy), an…

8) To has been exposed to the Varicella virus and he doesn\'t remember if he had

8) To has been exposed to the Varicella virus and he doesn't remember if he had the disease in the past. What do you expect that will happen to him: a) gG level for Varicella anti…

8) Urbanization may lead to ecological homogenization across cities in different

8) Urbanization may lead to ecological homogenization across cities in different regions (recall Groffman et al. 2014 and the class exercise regarding that paper). If true, urban …

8) Using the ternary diagram to the right, answer the following (12 pts total, 4

8) Using the ternary diagram to the right, answer the following (12 pts total, 4 pts for each question): What would be the final solids crystallized from a very small degree parti…

8) What are the benefits of allowing fire management in the national forest? 9)

8) What are the benefits of allowing fire management in the national forest? 9) What are the risks of allowing fire management? 10) What would you ask your scientists before decid…

8) What effect is warming predicted to have on migration behavior? A) Birds will

8) What effect is warming predicted to have on migration behavior? A) Birds will depart for migration earlier and return later. B) Birds will depart for migration later and return…

8) What general mechanisms have been proposed toexplain the latitudinal gradient

8) What general mechanisms have been proposed toexplain the latitudinal gradient? Which do you think are the mostlikely? Explain Answer. 9)What characteristics of organisms and/or…

8) What is a light year? A The distance light travels per year B) The distance l

8) What is a light year? A The distance light travels per year B) The distance light travels in 2 years. C) The distance light travels in six months per year. D) The distance ligh…

8) Which is NOT a correct scientific name? A) S. cerevisiae B) Saccharomyces cer

8) Which is NOT a correct scientific name? A) S. cerevisiae B) Saccharomyces cerevisiae C) S.cerevisiae E) All of above are correct scientific names 9) Which of the following is N…

8) Which molecule(s) shown contain(s) a carbonyl functional group? A) A B) A and

8) Which molecule(s) shown contain(s) a carbonyl functional group? A) A B) A and B C) A and C D)D 9) Which of the following is not a true polymer? A) starch B) RNA C) DNA D) fat 1…

8) Which of the following best describes the electron transport chain in cellula

8) Which of the following best describes the electron transport chain in cellular respiration A) a chain of glucose molecules located in the cristae B) a collection of enzymes use…

8) Which of the following is a phenotype of the Munc knock out mouse compared to

8) Which of the following is a phenotype of the Munc knock out mouse compared to the wildtype mouse? A) Decrease in the available pool of releasable pituitary hormones (GH, ACTH, …

8) Which of the following is indicative of estradiol acting through a nongenomic

8) Which of the following is indicative of estradiol acting through a nongenomic mechanism? A) The upregulation of progesterone receptors B) The inability of PPT to induce an incr…

8) Which of the following is mismatched? A) IgSF[emdash]chondroitin B) cadherins

8) Which of the following is mismatched? A) IgSF[emdash]chondroitin B) cadherins?calcium ions C) selectins?leukocytes D) cadherins?embryonic development E) lectins?carbohydrates 1…

8) Which of the following statements does not identify a contribution to genetic

8) Which of the following statements does not identify a contribution to genetic variation during reproduction? 11) Particluar receptor tyrosine kinases (RTKs) that promote excess…

8) Which organism(s) are critical in rendering sea grass material digestible? a)

8) Which organism(s) are critical in rendering sea grass material digestible? a) nekton b) phytoplankton c) decomposers 9) Which of the following may be a limited resource? a) lig…

8) Which term includes all others in the list? A) monosaccharide B) disaccharide

8) Which term includes all others in the list? A) monosaccharide B) disaccharide C) starch carbohydrate polysaccharide 9) Which of the following statements is true about buffer so…

8) Why are cyanobac teria important, and what biochemical process is associated

8) Why are cyanobac teria important, and what biochemical process is associated with this importance? (3 pts) 9) Describe the term "endosymbiosis" and its role in the evolution of…

8) Why did the human introduction of feral pigs on Santa Cruz Island accelerate

8) Why did the human introduction of feral pigs on Santa Cruz Island accelerate the extinction of the native fox and increase the population of skunks? Increased pig numbers attra…

8) Why would a single nucleotide insertion into the coding region of a gene most

8) Why would a single nucleotide insertion into the coding region of a gene most likely cause a disastrous change in the resulting protein? Choose the most likely answer. a) This …

8) You get a small grant for a REMI mutagenesis project and you decide to use th

8) You get a small grant for a REMI mutagenesis project and you decide to use the drug Blastacidin to select cells after REMI, Dictybase says that you will need a working concentr…

8) Your textbook states that under optimal conditions, all of the methods discus

8) Your textbook states that under optimal conditions, all of the methods discussed (parsimony of the phylogeny in question with accuracies approaching 100%. However, real phyloge…

8) which statement below is false? a)the backbone of a dna molecule is made of p

8) which statement below is false? a)the backbone of a dna molecule is made of phosphatemolecules and deoxyribose sugars. b)dna is double strandard, while m-rna is singlestandard …

8)2 1, 3 2 20 Predict the formula of the ionic compound that forms from magnesiu

8)2 1, 3 2 20 Predict the formula of the ionic compound that forms from magnesium and fluorine. 21. Which of the following are combustion reactions? 4) CHOI() +0, (g) CO2 (g) + H2…

8)Clostridium perfringens may be found as a part of the normal flora in: a) Mout

8)Clostridium perfringens may be found as a part of the normal flora in: a) Mouth b) Intestines c) Lungs d) Urinary tract e) Wounds 10)Foreign substances that induce a specific im…

8)During what part of the cardiac cycle is the blood pressure in the aorta at a

8)During what part of the cardiac cycle is the blood pressure in the aorta at a minimum? A)At the end of systole. B)At the beginning of systole. C)At the beginning of diastole D)T…

8)In cats, short hair is dominant over long hair: the gene is autosomal. Another

8)In cats, short hair is dominant over long hair: the gene is autosomal. Another gene, B1, ch is sexlinked,produces yellow coat color, its allele B2 produces black coat color; and…

8)The diagram above is an example of negative or positive feedback? A)The loop i

8)The diagram above is an example of negative or positive feedback? A)The loop is an example of positive feedback. Positive feedback loops are common in creating a stimulus which …

8)Which of the following are functions of transmembrane proteins? 9)ligand gates

8)Which of the following are functions of transmembrane proteins? 9)ligand gates ion channels are opened by 10) if a plant cell is placed in a hypotonic solution it will most like…

8, 20)- Requires Respondus LockDown Browser Time Let 0593 Lensa Gudeta: Attempt

8, 20)- Requires Respondus LockDown Browser Time Let 0593 Lensa Gudeta: Attempt 1 Note: It is recomnended that you save your response as you compiete rach question Question 1 (1 p…

8, Molten rock on earth\'s surface is called- when below the surface it is calle

8, Molten rock on earth's surface is called- when below the surface it is called a) magma; lava b) igneous; metamorphic c) lava; magma d) both the same . A squall line can occur a…