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a) How many degrees of rotation are possible in a single amino acid residue? What angles are they?b)What does it mean to say that protein folding is a massively parallel sorting process?c)What is the molten globular state?d)What type of bonding occurs between peptide bonds?e)What type of interaction occurs between charged groups (ie, protonated amino groups and deprotonated carboxy groups)?f)Describe the interaction between amino acids such as phenylalanine or leucine and water.g)What interactions will occur between any two atoms in close proximity?
Each cell of the human body contains 46 chromosomes. a. How many double-stranded DNA molecules does this statement represent? b. How many different types of DNA molecules does it represent?
Why are the genes involved in lactose metabolism considered to be an operon? Choose one answer. a. They are under the control of the same promoter. b. They occupy adjacent locations on the E. coli chromosome. c. They are all required for normal ..
Why can't microbes that naturally clean up the environment continue to do so as in the past? How have humans made their task harder? Easier?
Suppose that all four possible blood phenotype a are at present in a particular population that is in hardy Weinberg equilibrium with respect to the abo blood groups.
If an animal needed to store energy for long-terms use, but not be encumbered with the weight of extra tissue, which is the best molecule for storage.
Why was the theory of spontaneous generation a hindrance to the development of the field of microbiology?
Suppose you are self making a hypothetical species. Can you suggest a type of genetic change that could have a drastic effect on the evolution of a species?
In an experimental population of Drosophila, a sample of males and virgin females includes 112 A1A1, 108 A1A2, and 30 A2A2 flies. Each genotype is represented equally in both sexes.
What type of cross would produce the following genetic ratios? Write the genotypes that would lead to these ratios.
The alarm calls produced by an individual female Belding's ground squirrel result in a 50 percent reduction in its survivorship due to increased predation risk.
Compare the spliceosome to the ribosome. What general features do they share in terms of their structure, their components, and their activity? How do they differ?
A transmembrane protein in outer membrane of the nuclear envelope would least likely be found later in which one of the following cellular locations?
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