During cellular respiration, what is the direct source of the energy used in the cells of consumers in the

ecosystem represented below?

A) the sun

B) enzymes

C) the atoms making up inorganic molecules

D) the chemical bonds in organic molecules

above statement is not a true statement about the open ocean because the open ocean has low levels of nutrients. most of the photosynthetic activity on earth occurs in the open ocean within the photic zone. organisms in the deep ocean are exposed to frigid temperatures and total darkness but it does not begin at the low-tide mark.