Biology and Genetics

1)Which of the following is an example of mosaicism? a) Female tortoiseshell cat

1)Which of the following is an example of mosaicism? a) Female tortoiseshell cat with fur patches of different colors b)A form of Turner syndrome that is caused by the loss of X c…

1)Which of the following is the best way to reduce human population growth? 2)Be

1)Which of the following is the best way to reduce human population growth? 2)Bears eat berries, humans, and large fish; large fish eat smaller fish and insects; humans eat bears,…

1)Which of the following is true of enzyme characteristics? (a) enzymes catalyze

1)Which of the following is true of enzyme characteristics? (a) enzymes catalyze reactions when a substrate binds to the allosteric site (b) enzymes catalyze reactions by increasi…

1)Which of the following processes is most likely to significantly decrease the

1)Which of the following processes is most likely to significantly decrease the silica content of a melt? Accimilation and/or, Decompression and/or ,Fractional Crystalization and/…

1)Which of the following statements is false about translation? A) stop codons m

1)Which of the following statements is false about translation? A) stop codons mark the end of translation B) translation occurs in the nucleus in eukaryotes C) ribosome proteins …

1)Which of the following statements, if any, describes a difference between glyc

1)Which of the following statements, if any, describes a difference between glycogen and amylopectin. 2) Select ALL the following TRUE statements about glucose metabolism. 2) Sele…

1)Which of the following was a cause of World War II? A) the post-World War I se

1)Which of the following was a cause of World War II? A) the post-World War I settlements b) the Great Depression c) the rise of militarism in Germany, Italy and Japan d) all of t…

1)Which of the following was not a proxy war? A) Korean War b) Vietnam War c) Fa

1)Which of the following was not a proxy war? A) Korean War b) Vietnam War c) Falkland Islands War d) Iran-Iraq War 2)In the late twentieth century, there were communist governmen…

1)Which of the following will be affected in an opposite manner (inhibited by on

1)Which of the following will be affected in an opposite manner (inhibited by one and stimulated by the other) by cAMP-dependent protein kinase and AMP-activated protein kinase? S…

1)Which of the following will be expected to be activated during times of prolon

1)Which of the following will be expected to be activated during times of prolonged starvation? (select all correct answers) Gluconeogenesis in kidney Lipogenesis in liver Ketogen…

1)Which of these are the classes of hormones found in the human body? a. amines,

1)Which of these are the classes of hormones found in the human body? a. amines, peptides, steroids b. peptides, steroids, cholesterols c. steroids, androgens, estradiols d. andro…

1)Which species was used as an example of an invasive bird in North America? A)

1)Which species was used as an example of an invasive bird in North America? A) starling B) robin C)golden eagle D)oriole 2)Bottle trees (Ceiba insignis), a dry-season deciduous t…

1)Why would you predict that an animal cell, but not a plant cell, might burst w

1)Why would you predict that an animal cell, but not a plant cell, might burst when placed in a hypotonic solution? 2)If a bowl of fresh strawberries is sprinkled with sugar, a fe…

1)You are given a yeast temparature-sensitive cell cycle mutant strain. The hapl

1)You are given a yeast temparature-sensitive cell cycle mutant strain. The haploid (1N) strain grows fine at the permissive temperature, but at the restrictive temperature, all o…

1)You have a sample of 10 pea flowers. 4 of them are white, 6 purple. If you lin

1)You have a sample of 10 pea flowers. 4 of them are white, 6 purple. If you line them up in a row, how many different arrangements can you get? Note: WWWWPPPPPP is one arrangemen…

1)You perform an SiRNA screen to understand what components of the recombination

1)You perform an SiRNA screen to understand what components of the recombination pathway might be found. Draw out an experimental approach to finding these components. Make sure t…

1)_____________, or disease-causing, bacteria represent only a small proportion

1)_____________, or disease-causing, bacteria represent only a small proportion of the total number of species of bacteria. 2) All bacteria have _______________, a polymer consist…

1)describe the structure of the milky way galaxy and the types of star clusters

1)describe the structure of the milky way galaxy and the types of star clusters and populations of stars composing it. 2)describe how spiral arms in the milky way galaxy are obser…

1)function of the pericardium include all of the following except a) physical ba

1)function of the pericardium include all of the following except a) physical barrier to extracardial infections and inflammations b) affects heart rate c) affects BP d) aids card…

1)if a sample of nucleic acid has a nucleotide composition of 15% A, 25% C, 25%

1)if a sample of nucleic acid has a nucleotide composition of 15% A, 25% C, 25% G, and 35% T. What is the most likely conclusion? A) Chargaff was wrong B) the sample represents th…

1)pheneizine belongs to which class 2)carbamazepam belong to which class 3)morph

1)pheneizine belongs to which class 2)carbamazepam belong to which class 3)morphine sulfate belongs to which class 4)losartan belongs to which class 5) furosemide belongs to which…

1)what is an advantage of increasing the catalytic rate of enzymes in cold envir

1)what is an advantage of increasing the catalytic rate of enzymes in cold environment? A. there is a high metabolic cost to maintaining a high Kcat b. the binding ratio doesn't m…

1)what is the ph of .12M solution of C4H6O2 (ka= 1.45 x10^-5)... this is how i d

1)what is the ph of .12M solution of C4H6O2 (ka= 1.45 x10^-5)... this is how i did it:: C4H6O2 + H2o <-->H3o+ C4h5O2- (X2/.12-X) = 1.45 x 10^-5 X= .0013 PH= -log .0013= 2.88…

1)which is not a necessary component of a plasmid used for cloning? a) origin of

1)which is not a necessary component of a plasmid used for cloning? a) origin of replication b) restriction enzyme c) multiple-cloning site d) antibiotic selection gene 2) why is …

1, A ______________________is a group of monkeys or apes equivalent to herds of

1, A ______________________is a group of monkeys or apes equivalent to herds of cattle or prides of lons. 2, The controversial field practice of __________________________involves…

1, A goal for the Affordable Care Act is to help ensure that no illness or accid

1, A goal for the Affordable Care Act is to help ensure that no illness or accident should lead to any family's financial ruin. True or false 2. Insurance companies, employers, an…

1, Climate change will extend the natural altitude at which malaria occurs. acce

1, Climate change will extend the natural altitude at which malaria occurs. accentuate existing factors associated with malaria infections. extend the natural latitudinal range of…

1, Define each physical requirements necessary for growth of bacteria. 2, Identi

1, Define each physical requirements necessary for growth of bacteria. 2, Identify and define 6 types of media that are used to culture bacteria based on ideal growth. 3, Define t…

1, Define each physical requirements necessary for growth of bacteria. 2, Identi

1, Define each physical requirements necessary for growth of bacteria. 2, Identify and define 6 types of media that are used to culture bacteria based on ideal growth. 3, Define t…

1, Define each physical requirements necessary for growth of bacteria. 2, Identi

1, Define each physical requirements necessary for growth of bacteria. 2, Identify and define 6 types of media that are used to culture bacteria based on ideal growth. 3, Define t…

1, In what kind of micro environments would we find bacteria and archaea? (I thi

1, In what kind of micro environments would we find bacteria and archaea? (I think this is a trick question? Int it that Bacteria and Archaea can be found in all sorts of environm…

1, The following type of mutation is most likely to result in an error protein s

1, The following type of mutation is most likely to result in an error protein synthesis: A. Replacement of a G for I at the 5’ end of the anticodon B. Replacement of a C for A at…

1, What are the gr A. the double membrane of the ehloroln C a stack of thylakoid

1, What are the gr A. the double membrane of the ehloroln C a stack of thylakoid meanet 23. Where dho the light dependent reactions take place within dhe co A stron D. matris C. t…

1, What is the initial velocity (V0) of an enzymatic reaction? Velocity achieved

1, What is the initial velocity (V0) of an enzymatic reaction? Velocity achieved just after initiating the reaction 2. All enzymes must satisfy the Michaelis-Menten equation. 3. T…

1, When do scientists expect the next glacial to start, assuming no anthropogeni

1, When do scientists expect the next glacial to start, assuming no anthropogenic CO2 emissions? In the next 10,000 years In 100,000 years Never Any day now In ~30,000 years 2.   …

1, Which of the following statements about environmental heterogeneity is FALSE?

1, Which of the following statements about environmental heterogeneity is FALSE? (Environmental conditions are not homogeneous within a given community, and environmental heteroge…

1, You are a food scientist in a nutritional supplement manufacturing company. Y

1, You are a food scientist in a nutritional supplement manufacturing company. Your group is working on developing an oil in water emulsion based drink in which the oil phase is f…

1, You are in charge of estimating the shelf-life of potato chips packaged in la

1, You are in charge of estimating the shelf-life of potato chips packaged in laminated plastic packaging bag. Describe your entire approach of evaluating the shelf-life. Things t…

1, is another bacteriophage that infects E. coli. A normal infection will result

1, is another bacteriophage that infects E. coli. A normal infection will result in some phages growing lytically which lyses the bacterium and some inserting into the bacterial c…

1, which of the following pairs of species are conjugate pairs? A. H3P04 and PO4

1, which of the following pairs of species are conjugate pairs? A. H3P04 and PO43- B. NH4+ and NH2- C. OH- and H2O D. HCI and H30+ 2. What is the [OH-1 in a solution in which [H30…

1,000 800 600 3. The figure to the left depicts th measured growth of twO 180 15

1,000 800 600 3. The figure to the left depicts th measured growth of twO 180 150 120 90 60 30 0 (black dots), and the predicud growth 6 400 from a logistic model (red line) Consi…

1,1,1-Trichloroethane (TCA, C 2 H 3 Cl 3 , MW = 133.4 g/mol) is chlorinated solv

1,1,1-Trichloroethane (TCA, C 2 H 3 Cl 3 , MW = 133.4 g/mol) is chlorinated solvent that was widely used throughout the United States. The maximum contaminant level (MCL) in drink…

1,2. Indicate the PHENOTYPE RATIO you would expect from the following crosses: 1

1,2. Indicate the PHENOTYPE RATIO you would expect from the following crosses: 1. AaBb x AaBb A 3:1 B 9:3:3:1 C 1:1 D 1:1:1:1 2. Aa x Aa A 3:1 B 9:3:3:1 C 1:1 D 1:1:1:1 3 Assuming…

1,Definition: The genes for seed shape and seed color assort independently , bec

1,Definition: The genes for seed shape and seed color assort independently , because they are located on different chromosomes < Can't both of those genes located on the same c…

1,In Norman Asing’s 1852 letter to California Governor John Bigler, he states th

1,In Norman Asing’s 1852 letter to California Governor John Bigler, he states that he is    A.discriminated against like African Americans.     B.a naturalized citizen of the Unit…

1,You are a food scientist in a nutritional supplement manufacturing company. Yo

1,You are a food scientist in a nutritional supplement manufacturing company. Your group isworking on developing an oil in water emulsion based drink in which the oil phase is for…

1- (A) For each of the following 3 immunodeficiency diseases (a, b &c) briefly d

1- (A) For each of the following 3 immunodeficiency diseases (a, b &c) briefly describe its immune disorder and the genetic defect that results in the diseases. Also, briefly …

1- (a) A chromosomes with a(n) _____________________ has lost multiple contiguou

1- (a) A chromosomes with a(n) _____________________ has lost multiple contiguous genes. (b) A chromosome with a(n) _____________________ has the same number of genes as a normal …

1- (a) How could you design a colorimetric method to measure alpha-amylase activ

1- (a) How could you design a colorimetric method to measure alpha-amylase activity? (b) What would you use as a control? (c) At what wavelength should the amylase activity you wo…

1- A cDNA encoding a protein that is specific for a particular strain (strain Q)

1- A cDNA encoding a protein that is specific for a particular strain (strain Q) of bacteria has been cloned. How would you determine whether an infection contains this particular…