If a gene contains a guanine nucleotide, the transcribed messenger RNA would have
A. adenine.
B. uracil.
C. cytosine.
D. guanine.
C. cytosine.
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Trans fats are found in
a. small amounts in red meats. b. large amounts in partially hydrogenated oils. c. dairy products. d. alcoholic drinks. e. A, B, and C are correct.
The rise of methicillin-resistant Staphylococcus aureus (MRSA) can be considered to be an example of artificial selection because
A. humans purposefully raise MRSA in large fermenters in an attempt to make the bacteria ever-more resistant. B. humans are becoming resistant to bacteria by taking methicillin. C. humans synthesize methicillin and create environments in which bacteria frequently come into contact with methicillin. D. S. aureus is cultivated by humans to replenish the soil with nutrients.
Macroevolution is change among
a. groups of species. b. individuals of one species. c. individuals of several species. d. groups of populations. e. groups of individuals of several populations.
A bacterial polygenic transcription unit ________
A) is void of start (AUG) and termination (UAA, UGA, UAG) triplets B) contains information for more than one protein product C) is capped at the 5? end and carries a poly-A tail at the 3? end D) contains information for one protein product E) None of the answers listed is correct.