(Q).
Q: Chemical energy is another form of which energy? Choices: - heat energy - nuclear energy - mechanical energy - potential energy A:
(A).
potential energy

(Q).
Q: Polar molecules result from differences in electronegativity of what in the molecule? Choices: - ions - protons - iron - atoms A:
(A).
atoms

(Q).
Q: Autoimmunity can develop with time, and its causes may be rooted in this? Choices: - inheritance - resistance - spontaneous mutation - molecular mimicry A:
(A).
molecular mimicry