Unit 3.4 Remediation

Front

What must a virus do to replicate?

Back

Invade a host cell and use the cell to make virus parts.

Front

What is a major difference between viruses and cells?

Back

Viruses do not meet all the characteristics of life.

Front

What happens after a virus injects its information into host cells?

Back

Use cell processes to make virus parts.

Front

Why do we need to update vaccines for the influenza virus every year?

Back

This virus mutates annually.

Front

What type of virus cycle causes symptoms to show up 3-12 days after infection?

Back

Lytic because the virus spreads quickly.

Front

Define a virus.

Back

A virus is a microscopic infectious agent that can only replicate inside a living host cell.

Front

What is the lytic cycle?

Back

A viral replication cycle where the virus quickly replicates and causes the host cell to burst, releasing new viruses.

Front

What is the lysogenic cycle?

Back

A viral replication cycle where the virus integrates its genetic material into the host cell's DNA and remains dormant for a period.

Front

What is mutation in the context of viruses?

Back

A change in the virus's genetic material that can lead to new strains.

Front

What are vaccines?

Back

Biological preparations that provide acquired immunity to a particular infectious disease.