Answer:
Mitosis Shape Change and stuff
Explanation:
<span>Russell's case (two illnesses: bipolar disorder and substance use disorder) illustrates </span>comorbidity. The term comorbity is used in medicine to denote a presence of two diseases or disorders, one primary and one additional, both occurring at the same person.
The answer is protoplasm. it contains all the other answers anyways.
Well, the snails probably can't live in water, so what they needed was oxygen.
well it's not A, not C and not D.
The answer is most likely B