Many places on the ocean floor are so deep
that sunlight cannot penetrate. Because there
is no sunlight in these places, there can be no
photosynthesis. But the deep ocean floor still
supports an ecosystem. How is this possible?

i would say the prokaryotic cells the prokaryotic cells are less complex, are usually found only in unicellular organisms and have more limited capabilities than eukaryotic cells.

vodka and hennesy

explanation:

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.