1. Which of the following statements is NOT correct with regard to Gram-positive bacteria?
a. Their cell walls bind crystal violet.
b. They have a large amount of peptidoglycan in their cell walls.
c. Their outermost cell wall layer is not a membrane.
d. They are more sensitive than Gram-negative bacteria to a variety of antibiotics.
e. Their cell walls contain lipopolysaccharides.
2. Which of the following processes does not occur in the lifecycle of a virulent bacteriophage?
a. An enzyme assembles head units and tail units into a complete bacteriophage.
b. A bacteriophage injects its DNA into a host cell.
c. The host cell lyses and new phages are released.
d. Bacterial DNA is broken down by an enzyme produced by the virus.
e. Virus DNA is replicated in the bacterial cell.