Sessile animals depend on a other animals b currents c photosynthesis d waiters

it supports cell theory.it states that all living cells are made from cells

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.

i might be wrong but i think its a. let me know if i’m right and have a good rest of your day!