2.
which factor has the greatest influence on the
variety of species that survive in different regions
of a marine habitat?
a.
depth of light penetration
b.
daily fluctuations in temperature
c. size of predators
d. average annual rainfall

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food

Which best describes the nucleus of an atom a. it is where all of the particle s of the atom are located b. it is the negatively charged part of the atom c. it is where the electrons and the protons are located d. it is the part of the atom with the greatest mass

Why is taking care of yourself a time management techique