Discussion
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- Question
__________ is specifically able to have a long-term relationship with the host known as lysogeny.
Options- A. Temperate virus
- B. Adsorbed virus
- C. RNA phage
- D. DNA phage
- Correct Answer
- Temperate virus
- 1. Which of the following is/are synthesized from late mRNA?
Options- A. Phage structural proteins
- B. Proteins that help with phage assembly without becoming part of the virion structure
- C. Proteins involved in cell lysis and phage release
- D. All of the above Discuss
- 2. The filamentous bacteriopohage infect male E. coli cells by attaching to
Options- A. lipopolysaccharide
- B. the cell wall
- C. the tip of the pilus
- D. the cell membrane Discuss
- 3. Which capsid symmetry is exhibited by most of the phages?
Options- A. Helical
- B. Icosahedral
- C. Complex
- D. None of these Discuss
- 4. Which of the following properties is due to lysogenic conversion by phages?
Options- A. Toxin production in Corynebacterium diphtheriae
- B. Toxin production in Clostridium botulinum types C and D
- C. Antigenic variation in Salmonella anatum
- D. All of the above Discuss
- 5. Starch is an energy storage material characteristic of
Options- A. chlorophyta
- B. chrysophyta
- C. phaeophyta
- D. rhodophyta Discuss
- 6. Contractile sheath of the tail is present in which of the following phages?
Options- A. T3
- B. T2
- C. P22
- D. All of these Discuss
- 7. The procapsid is assembled with the aid of __________ proteins.
Options- A. ladder
- B. framing
- C. scaffolding
- D. form Discuss
- 8. One of the first enzymes synthesized by many bacteriophage is __________ , an RNA-dependent RNA polymerase.
Options- A. RNA transcriptase
- B. RNA polymerase
- C. RNA ligase
- D. RNA replicase Discuss
- 9. Which of the following bacteria can be typed by phage typing method?
Options- A. Staphylococcus aureus
- B. Salmonella typhi
- C. Vibrio cholerae
- D. All of these Discuss
- 10. The process by which phage reproduction is initiated in lysogenized culture is called
Options- A. infection
- B. integration
- C. repression
- D. induction Discuss
Bacteriophages problems
Search Results
Correct Answer: All of the above
Correct Answer: the tip of the pilus
Correct Answer: Icosahedral
Correct Answer: All of the above
Correct Answer: rhodophyta
Correct Answer: T2
Correct Answer: scaffolding
Correct Answer: RNA replicase
Correct Answer: All of these
Correct Answer: induction
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