Viruses 2024

Front

What is the main function of the projections on the surface of a virus?

Back

They help the virus invade its host by attaching to specific sites on the host.

Front

What part of the phage is the DNA?

Back

B

Front

Which of the following is NOT a possible part of a virus?

Back

Nucleus.

Front

During the lytic infection by a virus, the host cell is-

Back

destroyed.

Front

Host DNA is compromised and viral DNA takes over in which phase?

Back

3.

Front

What is a virus?

Back

A virus is a microscopic infectious agent that can only replicate inside the living cells of an organism.

Front

What is a capsid?

Back

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

Front

What is the difference between lytic and lysogenic cycles?

Back

In the lytic cycle, the virus destroys the host cell, while in the lysogenic cycle, the viral DNA integrates into the host's DNA and replicates without destroying the host.

Front

What is viral replication?

Back

The process by which a virus makes copies of itself inside a host cell.

Front

What is the role of RNA in some viruses?

Back

RNA serves as the genetic material in certain viruses, such as retroviruses.