PLEASE HELP!!!
BRAINLIEST TO CORRECT ANSWER!!!
The diagram is a model of one way that materials move into a cell.
Which sentence explains what happens in the first step of the process shown?
A. The cell membrane surrounds particles outside the cell.
B. Phospholipids in the cell membrane allow particles to pass through.
C. Transport proteins push particles into and out of the cell.
D. The vacuole opens and releases particles from the cell.
