Answer:
(4a) yes
Explanation:
because without cell wall it blood can not
circulate well
Chromalveolates is the answer i think
Natural selection is the answer. Natural selection is a process which organisms adapt more in their surroundings to survive longer. Therefore, when certain traits increase the likelihood of an animal living a long life, it is referred to as natural selection.
It should be a molecule not an atom.
The molecule is potassium carbonate
