The herbicides (weed killers) 2,4-D and 2,4,5-T are examples of synthetic:a

abscisic acid.
b. auxins.
c. cytokinins.
d. ethylene.
e. gibberellins.


B

Biology & Microbiology

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During the termination stage

a. a STOP codon enters the ribosome. b. release factors bind the ribosome. c. mRNA detaches from the ribosome and the polypeptide chain. d. ribosomal subunits separate. e. all of these occur

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Baroreceptors are located in the

a. coronary arteries. b. cardiac veins. c. pulmonary arteries. d. carotid arteries. e. pulmonary veins.

Biology & Microbiology

Which of the following methods uses gene cloning and genomic libraries?

A. Whole genome sequencing D. More than one of these B. Map-based sequencing E. None of these C. DNA base sequencing

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In a muscle that is resistant to fatigue, such as that of a marathon runner, you would expect

A) a nonstriated appearance. B) elevated levels of ATP. C) very few mitochondria. D) a limited (or decreased) blood supply.

Biology & Microbiology