Vitamins are essential compounds that must be acquired through the diet
because the body can't synthesize them. One of the reasons vitamins are
needed is because they play an indirect role in catalysis, in which
enzymes speed up chemical reactions. :D
I think that nerve tissue is brain, epithelial is skin, muscle is intestines and connective is body joints :)
Answer:
just who can understand me and my feelings
Male reproductive system produce sperm which fertilize the ovum of female to form diplod zygote and this zygote multiplies and multiplies and finally forms a baby
Answer:
D) Majority; unvaccinated
Explanation:
Herd immunity is a form of immunity that occurs when the vaccination of a significant portion of a population (or herd) provides a measure of protection for individuals who have not developed immunity