The absorption of fructose across the microvillar surface of intestinal epithelial cells, marked B in the figure, occurs by A)simple diffusion B)facilitated diffusion C)secondary active transport with Na⁺ D)secondary active transport with H⁺ E)primary active transport

Question

Quizplus · Accepted Answer

Fructose absorption occurs by facilitated diffusion, meaning that it moves across the membrane down its concentration gradient with the help of a carrier protein.

The Absorption of Fructose Across the Microvillar Surface of Intestinal