Objectives of Transmission of Genetic Material In Bacteria
Multiple Choice Questions (MCQs) ‘
- The transfer of genetic material between bacteria through cell-to-cell contact is called bacterial. (a) Conjugation (b) Transformation(c) Transduction (d) None
- Episome is a:
(a) Bacteria (b) Plasm id (c) Virus (d ) Cell
- Which of the followings has pilin gene?
(a) tra (b) trb (c) trc (d) trd
- A complex of proteins creates a nick in plasmid. It is:
(a) Plasinid (b) relaxosome (c) Polymer:Ise (d) Epimerase
- The transfer of entire gene of E.Coli takes minutes
about:
(a) 14 (b) 16 (c) 30 (d) 34
- The process by which bacterial DNA is moved from one bacterium to another by a virus is: (a) Conjugation (b) Transformation(c) Transduction(d) None
- Restriction transduction is caused by:(a) E.Coli (b) Retrovirus (c) Polio virus (d) None
- Transduction was discovered by:
(a) Griffith (b) Lederberg (c) Tatum (d) De Varies
- Transformation was discovered by:
(a) Griffith (b) Lederberg (c) Tatum (d) De Varies
- The compound used for artificial competence is:
(a) 1-120 (b) CaCI, (c) N113 (d) Alcohol
Answers:
I. (a) 2. (b) 3. (b) 4. (b) 5. (c) 6. (c) 7. (b) 8. (b)
9. (a) 10. (b)
Fill in blanks
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- The transfer of genetic material between bacteria through cell-tocell contact is called bacterial _________
- __________ is a plasmid of about I 00 kb length that can integrate itself into the bacterial chromosome by genetic recombination.
- The_____ locus has pilin gene and regulatory genes.
- A complex of proteins called the _____ creates a nick in
one plasmid DNA strand at the origin of transfer, or oriT. - In the F-plasm id system the relaxosome consists of proteins Ira!,TraY, TraM, and the integrated host factor__
- Some culture of cells contains non-integrated F plasmids. These are responsible for the_ of chromosomal gene transfer.
- _______ is the process by which bacterial DNA is moved
from one bacterium to another by a virus. - Transduction was first discovered by _____ in 1952.
- Generalized transduction occurs in____ of phage virus.
- Specialized transduction occurs in cycle of phage
virus. - Ans:
1. conjugation 2. Episome 3. Ira •
4. relaxosome 5. 1HF 6. lowfrequency.
7. Transduction 8. Joshua Lederberg 9. lytic cycle
10. Lysogenic
Similar Articles:
- Subjective & Short Questions of Transmission of Genetic Material In Bacteria
- Definitaion & Key Points Of Transmission of Genetic Material In Bacteria
- Reproduction in Bacteria
- CONJUGATION & GENE RECOMBINATION IN E.COLI
- TRANSDUCTION