Pollination is the act of transferring pollen grains from the male anther of a flower to the female stigma.
Answer:
facilitated diffusion
Explanation:
type of passive transport but uses proteins also
The correct answer is letter A
General term: Behavior
Specific to plants: phototropism (leaves growing towards the sun), hydrotropism (roots growing to or away from moisture), geotropism (plants growing towards the center of the earth)