Carbon dioxide is a product of cellular metabolism and has to be removed from cells. It leaves the cells by

Question

Quizplus · Accepted Answer

Carbon dioxide is a small, non-polar molecule that can easily diffuse across cell membranes from an area of high concentration (inside the cell) to an area of lower concentration (outside the cell). Therefore, the correct answer is simple diffusion. Receptor-mediated endocytosis, carrier-mediated facilitated diffusion, and the "carbon monoxide pump" are not involved in the removal of carbon dioxide from cells.

Carbon Dioxide Is a Product of Cellular Metabolism and Has