Facilitated diffusion of substances crossing the cell (plasma) membrane takes place with the help of proteins such as channel proteins and carrier proteins.
Yes, waves can carry energy through
Proteins is correct.....
please vote my answer brainliest. thanks!
Answer:
nutrients in the ground and the new life that approaches that territory tend to start everything over cause sand and bare rock doesn't have a lot of biodiversity
Explanation:
The only reasonable answer I can see is
D. Ectothermic animals need the warmth before they can move around to hunt food.
