Biology and Genetics

1. In order to demonstrate that DNA (and not protein) was the genetic material,

1. In order to demonstrate that DNA (and not protein) was the genetic material, bacteriophage T4 were labeled with either 32P or 35S and allowed to infect E. coli.    a. What does…

1. In order to function, cells need to take up nutrients such as glucose from th

1. In order to function, cells need to take up nutrients such as glucose from their environ- ment. These nutrients must be transported across the plasma membrane so that they can …

1. In order to produce a(n) 0.5 dilution, in a total volume of 10 mL, how many m

1. In order to produce a(n) 0.5 dilution, in a total volume of 10 mL, how many mL of sample would be required? 2. Below are three graphs each depicting the same data. The data sho…

1. In order to use a wildcard in an ArcMap query using Select by Attribute, whic

1. In order to use a wildcard in an ArcMap query using Select by Attribute, which operator must be used? a) LIKE b) IS c) AND d) = 2. Which of the following overlay operations wil…

1. In order to use a wildcard in an ArcMap query using Select by Attribute, whic

1. In order to use a wildcard in an ArcMap query using Select by Attribute, which operator must be used? a) LIKE b) IS c) AND d) = 2. Which of the following overlay operations wil…

1. In people, pointed eyebrowns (B) are dominant over smooth eyebrowns (b). Mary

1. In people, pointed eyebrowns (B) are dominant over smooth eyebrowns (b). Mary's father has pointed eyebrows, but she and her mother have smooth ones. What is the genotype of he…

1. In phylogenetic analyses, the principle of parsimony means: a. biologists sho

1. In phylogenetic analyses, the principle of parsimony means:             a. biologists should be careful to avoid being misled by convergent evolution             b. the polarit…

1. In plants, when photosynthesis rate equals the cellular respiration rate, whi

1. In plants, when photosynthesis rate equals the cellular respiration rate, which of the following happens? A. Growth will stop because the rate of breakdown of food molecules eq…

1. In preparation for a demonstration, your professor brings a 1.50L bottle of s

1. In preparation for a demonstration, your professor brings a 1.50L bottle of sulfur dioxide into the lecture hall before class to allow the gas to reach room temperature. If the…

1. In progeny of the cross Aa Bb Cc x aa Bb Cc , what proportion will be A_ B_ C

1. In progeny of the cross Aa Bb Cc x aa Bb Cc, what proportion will be A_ B_ C_? How many different kinds of gametes can be produced by each parent? 2. In fruit flies (Drosophila…

1. In protein structure, an ? helix would comprise: A. Primary structure B. Seco

1. In protein structure, an ? helix would comprise: A. Primary structure B. Secondary structure C. Tertiary structure D. Quaternary structure 2. Beadle and Tatum proposed the hypo…

1. In quantitative real time PCR experiment for the comparison of transcript lev

1.       In quantitative real time PCR experiment for the comparison of transcript levels of gene A in brain and liver, we observed that PCR products of mRNA in brain took 18 cycl…

1. In rabbits, an allelic series helps to determine coat color: C (full color),

1.       In rabbits, an allelic series helps to determine coat color: C (full color), cch (chinchilla; gray color), ch (Himalayan; white with black extremities), and c (albino; al…

1. In rabbits, full coat color (C) is the dominant trait. A second allele, chinc

1. In rabbits, full coat color (C) is the dominant trait. A second allele, chinchilla (cch) is recessive to full coat color. Himalayan coat color (ch) is recessive to chinchilla a…

1. In rats, a black-tailed mutant was discovered. When it was crossed to a pink

1. In rats, a black-tailed mutant was discovered. When it was crossed to a pink long-tailed rat, 4 offspring were black-tailed and 3 were pink tailed. Two of these black-tailed ra…

1. In recent decades, observations of white dwarf supernovae made a significant

1. In recent decades, observations of white dwarf supernovae made a significant change in our understanding of the most distant reaches of the observable universe. a. What propert…

1. In referencing the Earth’s Energy Budget diagram, someone might state, “The h

1. In referencing the Earth’s Energy Budget diagram, someone might state, “The heat exchanges are in balance: the heat gained by the Earth through solar radiation equals the heat …

1. In regions of the seafloor below the Carbonate (Calcite) Compensation Depth (

1. In regions of the seafloor below the Carbonate (Calcite) Compensation Depth (CCD) and without an influx of lithogenous sediment, you would expect to find: a. Carbonate (calcare…

1. In section 4.3.4 of the ICH E6 guidance, it states that a patient involved in

1. In section 4.3.4 of the ICH E6 guidance, it states that a patient involved in a clinical trial is not required to give a reason for withdrawing from the trial but that the inve…

1. In some molluses, the free-swimming larva is a trochophore while in others, i

1. In some molluses, the free-swimming larva is a trochophore while in others, it ls a velliger with the beginnings of a foot, shel and mantle. What is the relationship of these m…

1. In some plants yellow (Y) is dominant to green (g). Cross two plants, one of

1. In some plants yellow (Y) is dominant to green (g). Cross two plants, one of which is heterozygous yellow and the other which is green. Answer the following questions A Give th…

1. In some plants yellow (Y) is dominant to green (g). Cross two plants, one of

1. In some plants yellow (Y) is dominant to green (g). Cross two plants, one of which is heterozygous yellow and the other which is green. Answer the following questions A Give th…

1. In southeast North Dakota there is a creature known as a wildcat. It has thre

1. In southeast North Dakota there is a creature known as a wildcat. It has three color phases: blue, which is homozygous (BB), red, which is homozygous (bb), and purple, which is…

1. In studies trying to understand the regulation of hormone-sensitive adenylate

1. In studies trying to understand the regulation of hormone-sensitive adenylate cyclase, it was discovered that non-hydrolyzable GTP analogs and cholera toxin (that inhibits the …

1. In studying receptor-ligand interactions, the researcher wanted to narrow dow

1. In studying receptor-ligand interactions, the researcher wanted to narrow down the exact region of binding between the receptor and the ligand. Amino acids 24- 29 on the recept…

1. In terms of molecular biologya gene is best defined as: a) a hertiable unit o

1. In terms of molecular biologya gene is best defined as: a) a hertiable unit of function; b) a region of DNAseqence that codes for a protein; c) a nucleotide sequence that codes…

1. In terms of the Koeppen climate classification system, a place with the follo

1. In terms of the Koeppen climate classification system, a place with the following characteristics would fall under which class? Summer temperatures averaging 70 degrees F. Wint…

1. In the 1950s and 1960s, a series of atomic bomb tests added large amounts of

1. In the 1950s and 1960s, a series of atomic bomb tests added large amounts of Carbon-14 to the atmosphere. The figure above shows the change in the 14C concentration in the atmo…

1. In the 1980s, the President of the United Stated signed a very important inte

1. In the 1980s, the President of the United Stated signed a very important international protocol to address anthropogenic environmental crisis. What was the 1989 Montreal Protoc…

1. In the ADABarka plant the synthesis of pink pigment in the petals is controll

1. In the ADABarka plant the synthesis of pink pigment in the petals is controlled by two genes, S and K. (Unless told otherwise, you can always assume that all other genes in a p…

1. In the Hardy-Weinberg model, the ideal population is A. non-migrating. B. ver

1. In the Hardy-Weinberg model, the ideal population is A. non-migrating. B. verylarge. C. randomlymating. D. free ofmutations. E. all of theabove. 3. Which method is least useful…

1. In the IP 3 pathway, what is the function of IP 3 ? Activate protein kinase C

1. In the IP3 pathway, what is the function of IP3? Activate protein kinase C. Activate adenylyl cyclase. Activate phospholipase C. Phosphorylate a protein. Bind calcium channels …

1. In the biosphere, matter follows a circular pathway while energy follows a li

1. In the biosphere, matter follows a circular pathway while energy follows a linear pathway. Explain. 2. Ecosystems require energy to function. Where does this energy come from? …

1. In the carbon cycle, glucose and oxygen are converted to carbon dioxide and w

1.   In the carbon cycle, glucose and oxygen are converted to carbon dioxide and water by A). large animals. B). insects. C). mushrooms. D). green plants. E). earthworms. 2.   A c…

1. In the catabolic pathways of glycolysis and the citric acid cycle, organic fo

1. In the catabolic pathways of glycolysis and the citric acid cycle, organic food molecules, are oxidized / reduced (circle one) to CO2. 2. The H from these molecules ends up pri…

1. In the clotting of blood, platelets adhere to the wound and release chemicals

1. In the clotting of blood, platelets adhere to the wound and release chemicals which cause additional platelets to adhere to wound. Is this an example of negative or positive fe…

1. In the diagram below label: the DEOXYRIBOSE SUGAR MOLECULE WITH A “S”; the PH

1. In the diagram below label: the DEOXYRIBOSE SUGAR MOLECULE WITH A “S”; the PHOSPHATE GROUP with a “P”; the NITROGENOUS BASES with appropriate letters of your choosing; a hydrog…

1. In the doormouse, an autosomal allele causing banded fur ( b ) is recessive t

1. In the doormouse, an autosomal allele causing banded fur (b) is recessive to the allele for unbanded fur (B). Alleles of a gene at a different locus determine the background co…

1. In the experiment known as \"the Gauss Gun\", a metal sphere (0) is allowed t

1. In the experiment known as "the Gauss Gun", a metal sphere (0) is allowed to roll very slowly towards three other metal spheres attracted to a strong cylindrical magnet as show…

1. In the experiment known as \"the Gauss Gun\", a metal sphere (0) is allowed t

1. In the experiment known as "the Gauss Gun", a metal sphere (0) is allowed to roll very slowly towards three other metal spheres attracted to a strong cylindrical magnet as show…

1. In the following pedigree, the filled symbols indicate individuals expressing

1. In the following pedigree, the filled symbols indicate individuals expressing a rare genetic disorder. a. Is the disease phenotype dominant or recessive? b. Is the disease phen…

1. In the following radar reflectivity image, what type of storm is likely prese

1. In the following radar reflectivity image, what type of storm is likely present? A) Ordinary/single cell thunderstorm B) Multicell cluster thunderstorm C) Multicell line thunde…

1. In the following situations, state the likelihood that a claim of negligence

1. In the following situations, state the likelihood that a claim of negligence could be substantiated. Do you have enough information to make this determination? If so, identify …

1. In the formation of the secondary structure of a protein, which of the follow

1. In the formation of the secondary structure of a protein, which of the following are most responsible for holding an alpha-helix region in its helical form? (A) lonic bonds (B)…

1. In the formation of the secondary structure of a protein, which of the follow

1. In the formation of the secondary structure of a protein, which of the following are most responsible for holding an alpha-helix region in its helical form? (A) lonic bonds (B)…

1. In the genetic code, the length of a codon is A. 1 base B. 2 bases C. 3 bases

1. In the genetic code, the length of a codon is A.  1 base B.  2 bases C.  3 bases D.  4 bases 2. The ability of some tRNA's to bind to more than one codon is called A.  slop B. …

1. In the hexokinase assay, the reaction goes to completion – that is, all the g

1. In the hexokinase assay, the reaction goes to completion – that is, all the glucose is consumed. What does this tell you about the equilibrium position of the two reactions? Do…

1. In the hierarchy of structural organization in living systems, a tissue (a) i

1.       In the hierarchy of structural organization in living systems, a tissue (a)      is a collection of distinctively different types of cells that work cooperatively to acco…

1. In the hippocampus, neurons in the dentate gyrus sends their excitatory outpu

1. In the hippocampus, neurons in the dentate gyrus sends their excitatory output mainly to: 2. Compared to passive membranes in the dendrites, the amplitude of back-propagating a…

1. In the housefly red eye color (A) is dominant to green eye color(a). Black bo

1. In the housefly red eye color (A) is dominant to green eye color(a). Black body colour (B) is dominant to brown body colour(b). a) Illustrate a cross between a fly homozygous f…