EXERCISE 12 (add on to ch 13)

Question 1

What are obligate intracellular parasites

Answer 1

viruses

Question 2

What type of microscope can viruses be seen in the microscope?

Answer 2

electron microscope

Question 3

5 steps in REPLICATION of bacteriophage

Answer 3

1. Attachment (tail contacts cell wall)
2. Penetration (only genetic material enters)
3. Replication, Transcription, Translation of nucleic acid
4. Assembly and Packaging (head, tail, & tail fibers are assembled)
5. Lysis/Release of more than 200 bacteriophages

Question 4

Reason for refrigerator

Answer 4

adsorption