Viral Replication Cycles

Multiple Choice

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

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

Multiple Choice

What part of the phage is the DNA?

• A
• B
• C
• D

Multiple Choice

Classify the pathogen based on is structure

• Bacteria

• Virus

Multiple Choice

Why do viruses have projections on the outside?

• To send signals to other viruses.

• To maintain their structure.

• To attach to the host cell.

• To reproduce.

Multiple Choice

The part labeled A is......

• DNA

• envelope

• surface protein

• antibody

Multiple Choice

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

Open Ended

Describe the length of time it takes for the lytic virus to cause symptoms.

Multiple Choice

Which statement is correct about viral replication cycles?

• Lytic - lyses cells immediately

  Lysogenic - virus goes dormant and replicates with the cells

• Lysogenic - lyses cells immediately

  Lytic - virus goes dormant and replicates with the cells

Multiple Choice

The protein coat of a virus is known as the __________.

• capsid

• genome

• cell membrane

• envelope

Multiple Choice

The ___________ cycle allows replication of the phage genome staying dormant in the cell.

• lysogenic

• lytic

Multiple Choice

Prokaryotes do not have a nucleus. Which of the following is an example of a prokaryote?

• Virus

• Plant

• Bacteria

• Fungi

Multiple Choice

Besides DNA or RNA, what else is a virus made of?

• a cell wall

• a cell membrane

• a protein coat

• a carbohydrate coat

Multiple Choice

Which of the following is true for both bacteria and viruses?

• both contain genetic material

• can be killed using antibiotics

• have a cell membrane

• have a protein coat

Multiple Choice

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

• Lysogenic Cycle

• Lytic Cycle

• Binary Fission

• Conjugation

Multiple Choice

What helps prevent viral diseases?

• Vaccines
• Antibiotics
• Herbal tea
• Gene Therapy

Multiple Choice

Viruses in the lysogenic cycle can be DORMANT. This means they....

• are resting and waiting to attack

• speed up reactions

• are infecting quickly

• catalyzing proteins