216k views
0 votes
Which is not needed for facilitated diffusion?

A. ATP

B. Protein Channels?

C. Concentration gradient

User Soltysh
by
8.4k points

2 Answers

4 votes

Answer:

the answer is ATP. hope this helps

Step-by-step explanation:

User Nicholas Mata
by
8.9k points
4 votes

Answer:

atp

Step-by-step explanation:

User Ranjith V
by
9.2k points