Plasmids are naturally found in some
a. insects
c. plants
b. bacteria
d. humans

the answer is c.) there is a warm front in region a and a stationary front in region b.

the relative standard reduction potential of the half-cell in which reduction occurs; more positive than the other half-cell. reduction is a chemical process in which electrons are added to an atom or an ion; it always occurs accompanied by oxidation of the reducing agent.