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
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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
Baroreceptors are located in the
a. coronary arteries. b. cardiac veins. c. pulmonary arteries. d. carotid arteries. e. pulmonary veins.
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
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.