Describe transcription:

DNA Helicase unwinds the DNA double helix and the hydrogen bonds break.1 strand of exposed nucleotides acts as a base.RNA polymerase assembles RNA nucleotides across from the complementary nucleotides of the template strand.The base uracil is used instead of thymine.RNA polymerase joins nucleotides into long single stranded molecules, to produce a strand of RNA.

KF

Related Biology A Level answers

All answers ▸

What are the three isolation barriers by which speciation can occur?


How is starch digested?


Describe the components of the fluid mosaic model (6).


State three differences between daughter cells produced by the process of mitosis and those produced by meiosis.