Which of the following are responsible for producing new olfactory receptors?
bowman's glands
basal cells
supporting cells
olfactory bulbs

Hurry which of these is true about index fossils? a) are very scarcely found b) used as guides in relative dating c) found in the youngest layer of the rock d) used as reference points in absolute dating

How does an angiosperm prevent self pollination

Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.