The first cells were

a. autotrophic.
b. parasitic.
c. anaerobic.
d. aerobic.
e. all of these.


C

Biology & Microbiology

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Which of the following would increase the rate of flow in blood vessels?

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If the kidneys cannot excrete enough acid, which condition occurs?

a. metabolic alkalosis b. respiratory acidosis c. metabolic acidosis d. respiratory alkalosis e. compensatory alkalosis

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Glucose and other nutrients are moved from the filtrate back into the blood by the process of ____________________. Fill in the blank(s) with the appropriate word(s)

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The Hox gene clusters in mouse are very similar to those identified in Drosophila. Indicate whether the statement is true or false

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