The cells surrounding milk-producing cells in the
female mammary gland contract shortly after the
female hears the cry of an infant. This is an example
of
a. a response that is not a behavior.
b. instinctive behavior.
c. imprinting behavior.
d. learned behavior.
e. a time-dependent form of learning.
Answer: b
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Which situation is most likely to decrease genetic variation?
A. directional selection B. mutation C. stabilizing selection D. diversifying selection
Discuss the similarities and differences between immunodiffusion and immunochromatographic assays
What will be an ideal response?
The ________ virus in chickens was the first association between viral infection and cancer.
Fill in the blank(s) with the appropriate word(s).
The terminal electron acceptor in respiration may be
A. oxygen. B. nitrate. C. NAD. D. an inorganic molecule. E. oxygen, nitrate, AND an inorganic molecule.