How does a lack of oxygen affect energy availability in animals?

What will be an ideal response?


Low oxygen levels result in little ATP production via chemiosmosis and a switch to an anaerobic, and less efficient, fermentation pathway of metabolism.

Biology & Microbiology

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Some marine species of cyanobacteria

A. do not have flagella and are, therefore, nonmotile. B. do not have flagella but are, nonetheless, motile by some unknown mechanism. C. do not have flagella but are motile by means of pseudopods. D. have flagella and are, therefore, motile.

Biology & Microbiology

Four of the five animals listed below can harbor E. coli 0157:H7 without becoming ill. Select the exception

a. goats b. cattle c. deer d. sheep e. humans

Biology & Microbiology

Since 1980, the proportion of adults in the

United States who are obese has ___ and the proportion of children who are obese has ___.

a. decreased by half---doubled b. doubled---decreased by half c. doubled---tripled d. tripled---doubled e. stayed the same---doubled

Biology & Microbiology

Rainfall in the Northern Hemisphere is greater than rainfall in the Southern Hemisphere

Indicate whether the statement is true or false

Biology & Microbiology