Viruses

What do viruses need to reproduce?

• they need genetic material
• They need a host cell
• They need  bacteria
• They need insulin

When a virus invades a living cell, its _______
takes over the cell's functions.

• outer coat
• genetic material
• core
• cytoplasm

Viruses are cells. 

• True 
• False

Tags

NGSS.MS-LS1-1

Viruses are...

• prokaryotic
• eukaryotic
• non-living
• endospores

What is a pathogen?

• Bacteria
• Virus
• Type of disease infection
• Protist

How does a virus cause a person to develop the common cold?

• invades the host cell to reproduce
• removes energy from the host cell
• produces toxins in the host cell
• protects the host cell from bacteria

Which viral life cycle allows viral genetic material to lay dormant while the host cell reproduces?

• lytic
• mitosis
• lysogenic
• S phase

Which viral life cycle kills its host cell by lysing (quickly)?

• lytic

• mitosis

• lysogenic

• S phase

HIV

• bacteria
• virus

Tags

NGSS.MS-LS3-1

What happens in the lytic cyle?

• Virus goes in and leaves the host cell
• Virus quickly kills the host cell
• Virus sleeps inside of the host cell
• Virus stay dormant for a long time