Describe the process of mRNA formation

DNA helicase unwinds the DNA double helix (breaking hydrogen bonds and exposing nucleotide bases)Mononucleotides pair up with complementary bases on the coding strandRNA polymerase moves along joining the nucleotides in condensation reactions forming pre-mRNA (eukaryotes)Pre-mRNA is spliced to form mRNA (removes introns)

Answered by Biology tutor

2281 Views

See similar Biology A Level tutors

Related Biology A Level answers

All answers ▸

Why is O2 so important for respiration?


DNA mismatch repair enzymes repair mainly bases on the newly synthesised DNA strand, using the old DNA strand as a template. If the mismatches were simply repaired without regard for which strand served as template, would this reduce replication errors ?


Explain how skeletal muscle contraction is stimulated


Explain why an enzyme catalyses only one reaction.


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning