Which scientists are credited for the events described in the development of the cell theory? used the word cell for the structures he observed when he examined a piece of cork under the microscope.

a. robert brown

b. robert hooke

c zacharias janseen

d. anton van leenuwenhoek

was the first person to observe a living cell in a drop of pond water.

a. robert hooke

b. anton van leenuwenhoek

c. theodor schwann

d. rudolf virchow