from the principle of biology evolution of the living organisms of each type of organisms is originated from other pre existing living organism amd simpler in its structure who is the scientist stated this principle in the cell discovery
a theodor svhwann b virchow c van leeuwenhoek d schleiden.
from the principles of the cell theory is
a all the living organisms cells have nuclei
b all the living cells contain organelles
c the cell is the structural unit of the living organism
d the cell contians water