Dr. Chung is a biologist who works on diseases of the liver. She is studying infectious agents that invade liver cells. She has

Question

Dr. Chung is a biologist who works on diseases of the liver. She is studying infectious agents that invade liver cells. She has narrowed down the cause of the disease she is studying to a type of virus or a protist. Which of the following characteristics would be the BEST choice for Dr. Chung to use in determining whether the infectious agent she is studying is a virus or a protist?
It infects both liver cells and red blood cells.
It has proteins in its outermost layer.
It is capable of changing over time.
It has DNA as its genetic material.

Kunduz · Accepted Answer

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