Ocean ecosystems act as a carbon sink removing atmospheric carbon dioxide, which is
dissolved in the seawater. Which biological
process would then utilize this dissolved
carbon dioxide?
A. photosynthesis by oceanic fish.

B. photosynthesis by phytoplankton

C. aerobic respiration by marine mammals

D. anaerobic respiration by marine protozoa

dna is made up of six smaller molecules -- a five carbon sugar called deoxyribose, a phosphate molecule and four different nitrogenous bases (adenine, thymine, cytosine and guanine).

d

explanation:

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.

the animal that would be cutest if scaled down to the size of a cat? elephant