When viewing a cork through his homemade microscope, robert hook discovered small compartments that he called
boxes
cells
prokaryotes
eukaryotes

Option (2)

Explanation:

Robert Hook was the first person who identified the presence of a cellulose type of structure in plants. He observed some small pores when he was looking at a cork using his homemade microscope. These pores appeared to be in small compartments which are commonly known as cells. These cells were found only in plants. These are considered to be the microscopic structures that are not visible with our naked eye.

Thus, the correct answer is option (2).

voluntary muscles are controlled by the cerebellum.

the answer is c. altitude. hope this ! #brainiac