facilitated diffusion
Pronunciation
Noun
B2 Upper-intermediate
Quick answer
The passive movement of substances across a cell membrane with the help of a protein channel, still moving from higher to lower concentration.
Synonyms and antonyms
Antonyms
Test yourself
Which word fits the gap? "Glucose enters red blood cells through _____ rather than passing directly through the membrane."
Answer: facilitated diffusion
In your own words, what does "facilitated diffusion" mean?
The passive movement of substances across a cell membrane with the help of a protein channel, still moving from higher to lower concentration.
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