Mismatch and recombinational repair, Biology

Assignment Help:

Q. Mismatch and Recombinational repair?

Mismatch repair:

1. Mismatches can take place when DNA polymerase inserts wrong nucleotide during replication 2. Mismatch repair is"coupled" to replication

Recombinational repair:

1. Takes place during DNA replication 2. Major steps: (a) DNA polymerase skips over damaged DNA leaving a gap opposite the lesion (b) Undamaged parental strand recombines into the gap (this is facilitated by recA protein in E. coli) (c) the new gap in parental strand is filled by DNA polymerase and ligase.


Related Discussions:- Mismatch and recombinational repair

Prokaryotic cell, whatis a prokaryotic cell? explain its structure and desc...

whatis a prokaryotic cell? explain its structure and description with images

How are living beings divided into two groups, Q. According to the cellular...

Q. According to the cellular organization how are living beings divided into two groups? Cellular beings are divided into two groups, unicellular beings and the prokaryotes who

Skeleton, what are the biological significance of skeleton

what are the biological significance of skeleton

Explain the sampling and analysis of microbial load, Explain the Sampling a...

Explain the Sampling and Analysis of Microbial Load? A food or equipment can be free of visible dirt and still be carrying microorganisms or chemicals that can cause food borne

Show the paleobotanical evidence, Q. Show the Paleobotanical Evidence? ...

Q. Show the Paleobotanical Evidence? Paleobotany deals with the study of fossil records of plants and animals. New techniques and approaches to the study of fossil flowering pl

Explain the structural and functional changes in cancer , Identify and brie...

Identify and briefly explain the structural and functional changes that occur in the large bowel when colorectal cancer develops.

Explain food plan for an anaemic pregnant lady, Explain Food plan for an an...

Explain Food plan for an anaemic pregnant lady? Justification of the Plan: The plan is for an anaemic pregnant lady, from a lower socio-economic level and doing moderate lev

Functions of the pancreas, The pancreas performs digestive and hormonal fun...

The pancreas performs digestive and hormonal functions. The enzymes secreted by the exocrine tissue in the pancreas help in the break down of carbohydrates, fats, proteins, and

Structure of the stomach, Describe the structure of the stomach. How is it ...

Describe the structure of the stomach. How is it modified to carry out its functions? How does it compare to that of the fetal pig?

How does the male gamete penetrate the egg cell, How does the male gamete p...

How does the male gamete penetrate the egg cell? How does the female gamete protect itself from the entrance of more gametes after the entrance of the first sperm cell? The spe

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd