The lungs deliver a regular supply of oxygen to the blood,which is in turn circulated to most all the cells of the body.At the same time oxygen is consumed during aerobic cellular respiration within these cells.This implies that ________.
A) oxygen will passively diffuse into the cells
B) oxygen requires active transport to enter most cells
C) the concentration gradient for oxygen is steepness inside of the cell
D) the rate of oxygen diffusion is independent of concentration
Correct Answer:
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