Which of the Following is NOT a Characteristic of Viruses

Question

Which of the following is NOT a characteristic of viruses?
A) they are visible with a light microscope.
B) they are acellular.
C) they are composed of genetic material and protein.
D) they are typically smaller than prokaryotic cells.
E) they are obligatory parasites.

Accepted Answer

Viruses are not visible with a light microscope as they are much smaller than the wavelength of visible light. They can only be seen with an electron microscope.