What is a SNP?
a. a computer chip that recognizes differences
in DNA sequences
b. variation in a single nucletide of a DNA
sequence
c. a tool used in DNA research to cut
segments of DNA
d. a drug developed from DNA technology
e. a highly conserved sequence of DNA
B
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What makes sexually reproduced offspring genetically different from their parents?
A) genetic recombination during meiosis B) genetic recombination during mitosis C) crossing over during mitosis D) Sexual reproduction does not produce genetically different offspring.
Epidermal growth factor ________
a. activates a kinase b. all of the choices c. invites gene transcription d. is a signal to start mitosis
What must happen to amino acids before they can be used in catabolic reactions?
A. They must be dehydrogenated B. They must be deoxygenated C. They must be decarboxylated D. They must be deaminated
A limitation of examining Ka/Ks ratios is that:
a. they are sensitive to demographic changes. b. they cannot be used in introns. c. they can only detect positive selection. d. they cannot detect drift. e. None of the above.