What is a mutation and what are they caused by?

A mutation is a change in the base sequence of DNA. A mutation can be caused by a mistake during replication of DNA or by mutagenic agents. Mutagenic agents include chemicals that can act as bases or radiation that can alter the DNA sequence.

Answered by Nadine K. Biology tutor

3608 Views

See similar Biology A Level tutors

Related Biology A Level answers

All answers ▸

Why is it difficult for a baby to get enough oxygen to their tissues when there is a hole between the left and right ventricles?


Describe The Structures of different sugars, and why these different features are useful.


Describe how the cardiac cycle is coordinated with reference to the sinoatrial node (SAN), the atrioventricular node (AVN), and Purkinje tissue.


Explain the difference in the speed of conduction of an action potential along the length of a myelinated neurone and a non-myelinated neurone.


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences