Refer to the accompanying figure. Based on the phenotypes of the third generation, the genotype of the father in the second generation must be:
a. homozygous for albinism.
b. heterozygous for hair color.
c. heterozygous for albinism.
d. X-linked.
e. dominant
c
Biology & Microbiology
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Octopuses and squid have a closed circulatory system with _______ heart(s).
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The protein class(es) involved in the activation of transcription is (are)
A) general transcription factors (GTFs). B) transactivators. C) coactivators. D) A and B only E) A, B, and C
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Regardless of the electron or hydrogen acceptor used, one of the products of fermentation is always
A. alcohol. B. NAD+. C. pyruvate. D. ADP. E. ATP.
Biology & Microbiology