FINAL viruses

Question 1

How they are different from other organisms.

Answer 1

1. Possess either DNA or RNA unlike living cells.
2. Obligate intracellular parasites, unable to replicate on their own.
3. Lack genes and enzymes for energy production.
4. Dependent on the host ribosomes, enzymes and metabolites for protein production.

Question 2

Examples of viral infections and diseases.

Answer 2

Influenza, HIV, chicken pox, H1N1, Rabies, Ebola, T4 bacteriophage

Question 3

What are bacteriophages?

Answer 3

viruses that infect bacteria (2 types)
type 1: Virulent undergo the lytic cycle
type 2: Temperate phages undergo the lysogenic cycle