A behavior that benefits others at a cost to oneself is
A. cooperation.
B. altruism.
C. benevolence.
D. symbiosis.
E. All of these choices are correct.
B. altruism.
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What will be an ideal response?
Candidate open reading frames of a genome are identified by searching for
A) a start codon "in frame" with a stop codon. B) a start codon. C) introns and exons. D) a promoter. E) All of these
In guinea pigs coat color is determined by a single gene with two alleles. A guinea pig from a true-breeding black strain is mated with a guinea pig from a true-breeding white strain. The F1 progeny are all black. Two of the F1 progeny are mated with each other. What proportion of the black F2 progeny is expected to be homozygous?
a. 1/2 b. 1/3 c. 1/4 d. 3/4
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comparable? What will be an ideal response?