The first cells were
a. autotrophic.
b. parasitic.
c. anaerobic.
d. aerobic.
e. all of these.
C
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Which of the following would increase the rate of flow in blood vessels?
A. decreasing the length and increasing the diameter of the blood vessels B. increasing the length and diameter of the blood vessels C. decreasing the length and diameter of the blood vessels D. increasing the length and decreasing the diameter of the blood vessels E. None of the answer options would increase flow rates.
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
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)
The Hox gene clusters in mouse are very similar to those identified in Drosophila. Indicate whether the statement is true or false