Common vectors used to transfer a piece of DNA into a cloning host are
A. bacteriophages.
B. artificial chromosomes.
C. viruses.
D. plasmids.
E. All of the choices are correct.
Answer: E
Biology & Microbiology
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Indicate whether the statement is true or false
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In the accompanying figure, the formation of carbohydrates from carbon dioxide and water occurs in the portion oflabeled:a
A b. B c. C d. D e. E
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If we assume that carbon is the sole nutrient needed by sea slugs to drive their cellular respiration, then based on the graph, during which season(s) is it LEAST necessary for P. ianthina to act as a chemoheterotroph?
A) winter B) spring C) summer D) fall
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If you were grading an exam about water, which statement would lose points?
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