Which one of these structures involved in replication of bacterial dna?

Related Mcqs:

1. Which chemical component has the same % in bacterial as well as the mammalian cell_____________?

   A. Water
   B. Carbohydrate
   C. Proteins
   D. Lipids

2. Glycolipids and glycoproteins have structural role in the ______________ matrix of animal and bacterial cell?

   A. Extracellular
   B. Intracellular
   C. Both of these
   D. Glucose

3. Attachment of the bacteriophage with the receptor site on the bacterial cell wall involves_______________?

   A. Strong covalent bond between virion and the receptor site.
   B. Week chemical unior between them
   C. Both A and B depending upon the phage
   D. None of these

4. In life cycle of bacteriophage which step occur after attachment of prophage with the receptor site of the bacterial cell wall_____________?

   A. Absorption
   B. Multiplication
   C. Lysogeny
   D. Penetration

5. In bacterial categories the bacteria smaller in number are_______________?

   A. Gram-ive bacteria
   B. Eubacteria
   C. Ancient bacteria
   D. Gram +ive bacteria

6. Rapid growth at exponential ration occurs in which phase of bacterial growth:

   A. Lag phase
   B. Log phase
   C. Stationary phase
   D. Death / decline phase

7. _______ bacterial disease affects Eye?

   A. Trachoma
   B. Rickets
   C. Osteoporosis
   D. Gum disease

   Submitted by: Saqlain hydar

8. Which structure gives ability to the bacterial cell to form biofilm?

   A. Slime
   B. Mesosomes
   C. Capsule
   D. Flagella

   Submitted by: Muhammad Hassan Qureshi

9. In lysogenic cycle the process of spearation of phage DNA from the hosts chromosome and initiation of lytic cycle is called______________?

   A. Lysis
   B. Lysogeny
   C. Induction
   D. Adsorption

10. The DNA fragments have sticky ends due to___________?

    A. Endonuclease
    B. Unpaired bases
    C. Calcium ions
    D. Free methylation

    Submitted by: Maria Aziz