A microscope was nessecary to observe cells.
The answer is B - <span>Democritus </span>
There are two types of cell division: mitosis and meiosis. Most of the time when people refer to “cell division,” they mean mitosis, the process of making new body cells. Meiosis is the type of cell division that creates egg and sperm cells.
- thus the answer is <u>mitosis</u>
Mammals are type of animals that have hair on their body and they give babies not eggs