What is the normal role of restriction endonucleases in bacterial cells?

Question

Options:

A . To degrade the bacterial chromosome into small pieces during replication

B . To degrade invading phage DNA

C . To produce RNA primers for replication

D . All of the above

Answer: Option B
Answer: (b).To degrade invading phage DNA

Was this answer helpful ?

Next Question

More Questions on This Topic :

Question 1. Vectors are....

Question 2. Electroporation is....

Question 3. The piece of equipment, that introduces DNA into cells via DNA-coated microprojectiles is known as....

Question 4. An animal, that has gained new genetic information from the acquisition of foreign DNA, is considered as....

Question 5. The advantage of using DNA polymerases from thermophilic organisms in PCR is that....

Question 6. Which of the following is not commonly used as vector?....

Question 7. A short molecule containing 2-20 nucleotide is....

Question 8. Which of the following enzyme is used to covalently bond foreign DNA to a vector plasmid?....

Question 9. A molecular technique in which DNA sequences between two oligonucleotide primers can be amplified is known as....

Question 10. The Southern blotting technique depends on....

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

Pie Chart - Test Paper 1 Data Interpretation Reasoning & DI

Tabulation - Test Paper 2 Data Interpretation Reasoning & DI

Test Paper 1 Direction Sense Test Reasoning & DI

ICA , RDIC,GFM Free Modal Test Paper - Non - Technical Branch Old Syllabus 2022 - SAIL Junior Officer E0

GFM Combined 1 Free Revision Test SAIL JO E-0