Which scientist first used the term cell?
question 17 options:

hooke

janssen

pasteur

virchow

Robert Hooke  was the First scientist to used the term cell

Explanation:

Robert Hooke first discovered and named it as cell in 1665. He discovered it in a dead cell wall of plants, through a primitive microscope. Later he also, described the structure of cell as small rooms or cellular in which monks used to live.  These description can be found in a book called micrographia. The cell which Hooke observed does not show any presence of nucleus in the cell and other organelles that are generally seen in other living cells.

which

what is a measurement of the earth’s history divided into time periods?

> fossil record <

sedimentary rock

> geologic time scale <

radioactive elements