Answer :
When Robert Hooke looked through his crude microscope at cork, he discovered that the cork was made up of many small units which he called cells.
The cell is the smallest unit of life. It is the lowest level of taxonomy. All cells come from preexisting cells.
Robert Hooke is credited as being the one who discovered cells. He looked through his crude microscope at cork and discovered box-like cavities which he called cells.
Learn more: https://brainly.com/question/2245374