Diffusion allows the exchange of substances; the entry of oxygen, proteins, etc into the cell and the removal of waste substances.
Biologists call those groups DOMAINS
The correct answer is "16%"
16% of body fat in women is considered as low as normal body fat levels in women normally ranges from 22% to 25%. In cases of low body fat levels (i.e. in athletic women), there will be relative amenorrhea because of the suppression of the follicle-stimulating hormone and the luteinizing hormone leading to a type of amenorrhea called athletic amenorrhea.
Answer:
they were discovered by Robert Hooked in 1665. It looked like similar to cellua.