46. Intext question I

 

a. Who is a well-known scientist had a self-designed microscope in 1665?

 

b. Cork is a substance which is made from the bark of the tree. The cells he saw in a cork are dead cells.

 

c. While observing the cork, he noticed a ________ structure with little compartments; he called it a _____. In Latin cell means a _______. Term cell was derived from Latin word cellula = ___________.