Astrictly fermentative bacterium produces energy
a) only in the absence of oxygen.
b) only in the presence of oxygen.
c) by fermentation or aerobic respiration.
d) by glycolysis only.
e) by aerobic respiration only.

Waianapanapa beach in hawaii is a black-sand beach that was formed by waves crashing against volcanic rock. the sand can be very hot on sunny days. which statement best explains why? o a. the black sand has no heat capacity. b. the black sand absorbs no radiation. o c. the black sand is immune to insolation. d. the black sand has a low albedo.

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

Moving down the ramp from 6 meters to