Oxygen, carbon dioxide, and other small molecules cross the plasma membrane through the process of ____.
A) diffusion
B) osmosis
C) endocytosis and exocytosis
D) active transport
E) facilitated diffusion

Question

​Oxygen, carbon dioxide, and other small molecules cross the plasma membrane through the process of ____.
A) ​diffusion
B) ​osmosis
C) ​endocytosis and exocytosis
D) ​active transport
E) ​facilitated diffusion

Quizplus · Accepted Answer

Diffusion is the process by which small molecules like oxygen and carbon dioxide move across the plasma membrane from an area of higher concentration to an area of lower concentration without the need for energy input.

​Oxygen, Carbon Dioxide, and Other Small Molecules Cross the Plasma

Oxygen, Carbon Dioxide, and Other Small Molecules Cross the Plasma