What is the best way to describe our current understanding of the one-gene/one-polypeptide hypothesis?
A. It is oversimplified, especially in eukaryotes.
B. It continues to be an accurate description of how genes work.
C. It was true for fungi like Neurospora, but not for other species.
D. It has been replaced by the more accurate "one-gene/one-enzyme" hypothesis.
Answer: A
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Given the B cell's role in the adaptive immune response, it is reasonable to assume that a B cell will have:
A. a large number of pseudopods. B. extensive rough endoplasmic reticulum. C. an enlarged nucleus. D. All of the answer options are correct.
Macromolecules are broken down to monomers in ________
A. dehydration reactions. B. anabolic reactions. C. hydrolysis reactions. D. denaturation reactions.
When measuring volume using a graduated cylinder, which of the following is a correct statement?
a. Ignore the meniscus b. Measure the volume at the top of the meniscus curve c. Measure the volume in the middle of the meniscus curve d. Measure the volume at the bottom of the meniscus curve
Which of the following would explain two chromosomes in an individual cell that contain some, but not all, of the same genes at the same loci?
a. Both of the chromosomes are paternal. b. Both of the chromosomes are maternal. c. The chromosomes are from a common ancestor. d. A chromosomal alteration has occurred.