Exocytosis moves materials out of a cell.
Endocytosis moves materials into a cell.
Active transport uses carrier proteins. (not entirely sure about this one... check it out to be sure)
Molecules move from an area of high concentration to an area of low concentration by passive transport.
Yes I believe the answer is D it is th only logical one.
Answer:
To be honest, I'm not sure anyone would know the answer to that,
Explanation:
