Saturation I think not 100% sure sorry
No because the cell is already dead and it could not survive.
It is c. White blood cells
Answer:
It is important because plants respond to light depend, logically enough, on the plant's ability to sense light. Phototropism is a directional response that allows plants to grow towards, or in some cases away from, a source of light. Photoperiodism is the regulation of physiology or development in response to day length.