Which of the following is a gastropod?
a. clam.
b. snail.
c. squid.
d. octopus.
a
Biology & Microbiology
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The study of DNA sequences indicates that the evolution of new functions for proteins typically occurs ________.
a. after gene duplication b. after genetic drift c. before gene duplication d. during gene flow
Biology & Microbiology
Which does NOT produce variation?
a. crossing over b. random alignment of chromosomes during meiosis c. mitosis d. genetic recombination of alleles e. sexual reproduction
Biology & Microbiology
What are all possible gametes that can be produced by an individual with the following genotype, FFGg?
a. FG, Fg b. FF c. Gg d. FG, Fg, fG, fg
Biology & Microbiology
An animal interrupting its daily pattern of activity to travel in a persistent manner toward a new habitat is known as
A. taxis. B. kinesis. C. migration. D. habituation. E. imprinting.
Biology & Microbiology