What are the differences between exons and introns found in DNA.

Exons are coding regions of DNA, and are copied into mRNA and transcribed as proteins.

Introns are non-coding regions of DNA, and are spliced out of pre-mRNA so are not copied into mRNA.

Answered by Alastair P. Biology tutor

9864 Views

See similar Biology A Level tutors

Related Biology A Level answers

All answers ▸

Describe the process of semi-conservative replication


Discuss, with examples, the role of molecular machinery within transcription and translation.


Explain the process of Oxidative Phosphorylation in cellular respiration


A biologist has a small pond containing goldfish in her garden. On a sunny day, more pondweed is at the surface of the water but on a cloudy day, less pondweed is at the surface. Suggest an explanation for this observation


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