A prokaryote is a unicellular organism that lacks a membrane-bound nucleus (karyon<span>), mitochondria, or any other membrane-bound organelle.</span>
Here are 3 principles! Hope this helps!!
1 all living organisms are compound by one or more cells
2 the cell is the structure and functional basic unit of life.
3 all cells originated from other cells
If NOCTURNAL ACTIVITY is one of the choices, that's your answer.
Answer:
Charles Darwin came up with the theory of evolution.