The gametophyte generation of a fern is called the: prothallium, sporangia, annulus

The nervous system interacts with the endocrine system by a. using hormones as connections b. sending nerve impulses directly to glands c. using neuroendocrine cells as connections d. sending neurotransmitters directly to neurons

Which part of the cell is affected by the movement of molecules through diffusion, osmosis and active transport?

What processes take place before the mature mrna exits the nucleus?