Answers>Biology>A Level>Article

Describe the function of the enzymes DNA helicase and DNA polymerase.

DNA helicase unwinds DNA by breaking H bonds between DNA strands. DNA polymerase joins adjacent nucleotides by forming phosphodiester bonds between them.

SC

Related Biology A Level answers

All answers ▸

Explain what is meant when the genetic code is described as 'degenerate'.

Sara Bronwen H. avatarAnswered by Sara Bronwen H.

Explain how type 1 diabetes occurs

Emma R. avatarAnswered by Emma R.

How is mRNA produced in the nucleus of a cell

Ka L. avatarAnswered by Ka L.

Explain two properties of water that are vital for aquatic life and explain how these arise

Amna A. avatarAnswered by Amna A.