Answer:
Human blood contains a buffer of carbonic acid (H2CO3) and bicarbonate anion (HCO3-) in order to maintain blood pH between 7.35 and 7.45, as a value higher than 7.8 or lower than 6.8 can lead to death. In this buffer, hydronium and bicarbonate anion are in equilibrium with carbonic acid.
Answer:
Bacteria and Archaea
Explanation:
Bacteria prokaryotic cells are those that do not have a membrane-bound nucleus.
Archaea are single-celled prokaryotic.
Answer:
Energy enters the ecosystem via sunlight as solar energy
Explanation:
when the solor energy comes down it goes to the grass when the animals eat it they have consumed that i put a picture below if that helps