In Which of the Following Ways Do Viruses Differ from Bacteria

question 38

Multiple Choice

In which of the following ways do viruses differ from bacteria?

• A) Viruses are filterable.
• B) Viruses are obligate intracellular parasites.
• C) Viruses are not composed of cells.
• D) Viruses don't have any nucleic acid.
• E) All of the above.

---

Definitions:

Hepatic Portal Vein

A large vein that carries nutrient-rich blood from the digestive organs to the liver for processing.

Inferior Mesenteric Vein

A vein that drains blood from the lower part of the large intestine and rectum into the portal venous system.

Inferior Phrenic Vein

A vein draining the diaphragm, usually flowing into the inferior vena cava or the superior suprarenal vein.

Superior Mesenteric Vein

A large vein in the abdomen that drains blood from the small intestine, part of the large intestine, and other organs in the digestive system into the portal vein.