In Order to Infect a Cell,a Virus Must

question 59

Multiple Choice

In order to infect a cell,a virus must

• A)inject its protein into the cell while the nucleic acid remains attached to the host cell surface.
• B)have a special protein on its surface that can interact with a protein on the surface of the host cell.
• C)actively burrow through the cell wall or cell membrane of the host cell to reach the cell's nucleus.
• D)produce a special extension of its cytoplasm when it comes into contact with the appropriate host cell.

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Definitions:

Immune Function

The complex activities carried out by the immune system to protect the body against infections, diseases, and foreign substances.

Monocytes

A type of white blood cell, part of the human body's immune system, that plays a role in defending the body against foreign substances.

Macrophages

Large white blood cells that are part of the immune system, engulfing and digesting cellular debris, foreign substances, and pathogens.

Vitamin K

A group of fat-soluble vitamins essential for the synthesis of proteins involved in blood coagulation and bone metabolism.