Question

Which of the following accurately describes an example of how materials can move across the cell membrane through active transport? (2 points)A protein acts as a channel to allow large, hydrophilic molecules to diffuse across the cell membrane.
A protein acts as a pump and moves calcium ions from an area of low concentration to an area of high concentration.
The cell membrane folds to surround a substance and bring the substance inside the cell during exocytosis.
Water moves by osmosis from higher concentration to lower concentration by passing through proteins called aquaporins.

Answer 1

HELP soooon please!
one problem i cant seem to fiure out

Answer 2

A and B sound right...

Answer 3

Thank youuu.

Answer 4

it was definitely B

Answer 5

flutter YOU GUYS

Answer 6

F.U.C.K ALL OF YOU

Answer 7

@littleindianboy what's your problem? lol

Answer 8

Im jk...Just bored