What is the process through which many animals develop irreversible species-specific behavior patterns?
A. altruism
B. taxis
C. operant conditioning
D. cognitive learning
E. imprinting
E. imprinting
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How can fossils provide evidence for macroevolutionary processes, such as the divergence of two species from a common ancestor?
A. by providing a complete record of the history of life B. by exhibiting some features of ancestral organisms and some features of more derived organisms C. by preserving the bones, rather than the soft parts of ancient organisms D. by preserving a large number of organisms present in one place and one time, as is seen in Messel Shale
____ is an adrenal hormone that makes kidney tubules more permeable to sodium and encourages sodium
reabsorption, thus increasing water reabsorption and concentrating the urine. a. ADH b. ANP c. Angiotensinogen d. Aldosterone e. AMP
How are gene cloning and whole organism cloning different?
A) Whole organism cloning uses restriction enzymes, whereas gene cloning does not. B) Gene cloning allows foreign genes to be inserted into a recombinant bacterial plasmid, whereas whole organism cloning does not involve recombinant technology. C) Whole organism cloning has been successfully accomplished, whereas gene cloning is still in the early trial stages. D) Whole organism cloning is used to create a gene library, whereas gene cloning is used to create identical organisms. E) To clone a gene, a donor egg cell and a surrogate are needed; to clone an organism, bacteria and recombinant plasmids are needed.
What is happening to the relative frequency of the lighter fur color allele_________?
Fill in the blank(s) with correct word