Hypoxia occurs when oxygen concentrations fall below 2mg per mL, and this can result in the death of sessile organisms. Additionally, hypoxia can occur when respiration rates exceed oxygen replenishment via circulation. Therefore, choice D is the best choice as it includes all of these correct statements.

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Hypoxia

Question 27

Multiple Choice

Hypoxia

A) occurs when oxygen concentrations fall below 2mg per mL.
B) can result in the death of sessile organisms.
C) occurs when respiration rates exceed oxygen replenishment via circulation.
D) occurs when oxygen concentrations fall below 2mg per mL, can result in the death of sessile organisms, and occurs when respiration rates exceed oxygen replenishment via circulation.
E) None of these are correct.

Correct Answer: