Marine mammals use ____ to extend dive times

a. decreased blood volume
b. increased erythrocyte count
c. increased in lung volume
d. reduced concentrations of muscle myoglobin
e. elevated circulation to nonessential organs


ANSWER: b

Biology & Microbiology

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Endospores can be inactivated by

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Which of the following leukocytes kills its target cells, such as cancer cells or virus-infected cells, by releasing chemicals that break down the target cell membrane?

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The evolutionary trends in primates include all of the following EXCEPT

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Biology & Microbiology