Judith Bowman

Biology

12 January, 14:40

Amino acids, sugars, and ions move across

the cell membrane. Their movements from

a region of high concentration to a region

of low concentration are accomplished by

special proteins in the membrane. Which

of the following terms applies to this type

of cell transport?

A) Active transport

B) Facilitated diffusion

C) Osmosis

D) Transcription