Gives 4 examples of diseases caused by viruses What is the m

Gives 4 examples of diseases caused by viruses.

What is the medical approach used to prevent viral infection?

What type of parasites are viruses?

What is the name given to viruses that infect bacteria?

What is the name given to the viral DNA incorporated into a lysogenic bacterial cell?

List the three enzymes associated with HIV.

What is the purpose of the HIV enzyme reverse transcriptase?

Enveloped viruses – where does the virus obtain the envelope?

What is the purpose of spikes?

What are the two possible types of capsids?

What does icosahedral mean?

How are viruses classified?

List the six steps of viral multiplication.

Viruses penetrate the host cell either by ________________ or ______________,

and then are released from the cell either by ________________ or ________________.

TF RNA viruses replicate in the nucleus; DNA viruses replicated in the cytoplasm.

Describe the difference between the active lytic cycle and the dormant lysogenic cycle.

PCR is used to quantify DNA or RNA and determine treatment outcomes. What does the abbreviation PCR represent?

When a virus causes the fusion of host cells into one large multinucleated cell it is call a ________________.

Viral culture requires living cells. What would you observe if a phage was active on a bacterial culture plate?

TF Viroids are small pieces of DNA without a capsid.

What does a prion do to cause disease?

What is another name for Mad Cow’s Disease?

Solution

Chickenpox.
Flu (influenza)
Herpes.
Human immunodeficiency virus (HIV/AIDS)
Human papillomavirus (HPV)
Infectious mononucleosis.

(2) Vaccines are given to prevent viral infections

(3) obligate intracellular parasites

(4) bacteriophage

(5) Prophage

(6) Reverse Transcriptase. Ribonuclease H. and Integrase.