How many cells does the human body have, and how many different types are there?

There are about 200 different types of cells in the body, from adipose cells, which act as stores of oil or fat, to mammary-gland cells, which can secrete milk in female breasts. Although they perform different functions, cells tend to have the same basic structure.

There is around 20 different types of cells.

preservation because he preserves part of the land and preserves means save

explanation:

if your own plato the answer is b. the fern transitioned from sporophyte generation to gametophyte generation.