The progressive accumulation of toxins such as DDT in higher trophic levels is known as
a. biological magnification.
b. toxic ascension.
c. metabolic compensation.
d. tolerance deficit.
e. secondary productivity.
A
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Splicing silencing sites can be located in both introns and exons
A. True B. False
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Which part of the muscle cell actually does the work of contraction by attaching, pivoting, and pulling?
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