What is an important part of the endocrine system that acts as a chemical messenger? spinal cord
arteries
neurons
hormones

Cell specialization occurs by the process ofa. reproductionb. differentiationc. maturationd. growth

What is a traditional chinese touch therapy involving finger pressure applied to specific areas of the body to restore the flow of qi.

Time ! for a smell to begin the process of registering in your brain, first you must a) inhale odor molecules into the nasal cavity b)transduce scent chemicals c)have a scent to inhale d)all answers can work