Virus Quick Flashcard

Front

What do all viruses contain?

Back

Genetic material.

Front

What causes the common cold?

Back

A virus.

Front

What is the purpose of the Lysogenic Cycle?

Back

To make copies of viruses.

Front

What is the end result of the lytic cycle?

Back

Cell lysis (explosion).

Front

What do viruses do once they leave the host cell?

Back

Infect other cells.

Front

Define a virus.

Back

A small infectious agent that can only replicate inside the living cells of an organism.

Front

What is a bacteriophage?

Back

A type of virus that infects bacteria.

Front

What is the difference between the lytic and lysogenic cycles?

Back

The lytic cycle results in the destruction of the host cell, while the lysogenic cycle integrates viral DNA into the host's genome.

Front

What is a capsid?

Back

The protein shell of a virus that encases its genetic material.

Front

What role do receptors play in viral infection?

Back

Receptors on the surface of host cells allow viruses to attach and enter the cells.