Viruses

The head of the bacteriophage sits on a long ____________.

• DNA

• tail fibers

• tail

What part of a virus is the protein capsule that houses the genetic material (DNA/RNA)?

• tail
• nucleus
• capsid
• glycoprotein

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

• lytic
• mitosis
• lysogenic
• S phase

Is a virus considered living or non-living?

• Living
• Non-Living
• Neither

What is the first step of the virus reproduction cycle?

• The viruses genetic material (DNA) starts to take over the functions of the cell
• The host cell bursts open, releasing the new viruses
• The virus injects its genetic material into the cell
• A virus attaches to the surface of a host cell

What do viruses have in common with living cells? They both...

• store genetic information
• have chloroplasts
• use glucose for cellular respiration
• have endoplasmic reticulum

Tags

NGSS.MS-LS3-1

What do viruses need to reproduce?

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

What is the purpose of surface marker on a virus

• As defense.
• They provide structural support.
• To allow the virus to move.
• To attach to the host cell.

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

• outer coat
• genetic material
• core
• cytoplasm

Tags

NGSS.MS-LS1-3

How could you describe the size of a virus?

• Smaller than bacteria
• Larger than a parasite
• About the size of a dime
• Smaller than a proton