Answer:
Water should be the answer.
The parasympathetic nervous system of the autonomic nervous system.
since he memorized 15, he has only 10 left. so it should be 10/25
Eukaryotic cells posses a nucleus the purpose of the nucleus is it stores DNA which is the genetic material for the cell DNA acts as an instruction manual for the other organelles in the cell. While prokaryotic cells do not have a nucleus they still have dna but it’s floating around freely