How is the structure of DNA related to its function

The sugar-phosphate backbone is double stranded so protects the bases; DNA is a large molecule so can store lots of information; DNA is coiled so compact;Base sequence codes for amino acids; DNA is double stranded so replication can occur semi-conservatively; Weak hydrogen bonds present allows for strand separation for replication

IH

Related Biology A Level answers

All answers ▸

(b) Cigarette smoke contains nicotine. Nicotine is a vasoconstrictor that reduces the diameter of some blood vessels. (i) Using this information, explain why smoking increases the risk of developing cardiovascular disease (CVD). How do I approach this?


Describe the structure and bonding that contributes to a functional protein.


Why is DNA replication called semi-conservative replication?


Explain the movements of Glucose through the Nephron.