Name the three components of a nucleic acid

pentose sugar and phosphate group backbone

nitrogenous base

GS

Related Biology A Level answers

All answers ▸

Describe the path of electrical activity through the heart, starting at the sino-atrial node.


How do expiration and inspiration occur by the action of the lungs?


Could you name and describe the different stages of the mitotic cell cycle?


How do mutations make non-functional enzymes?