What is the shape of a DNA molecule

Double helix with a sugar and phosphate backbone as well as complimentary base pairs

Answered by Biology tutor

2665 Views

See similar Biology A Level tutors

Related Biology A Level answers

All answers ▸

Describe the primary, secondary, tertiary and quaternary structure of proteins.


Describe the process of PCR, including what is needed.


Explain how certain molecules or ions increase the activity of enzymes.


Describe the process that allows an action potential to be passed across a synapse in the parasympathetic nervous system.


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:

© 2026 by IXL Learning