Answer: deoxyribose.
- A deoxyribose
- B plain ribose
- C plain glucose
- D plain fructose
Correct answer: A. deoxyribose
Explanation: DNA contains the sugar deoxyribose.
Helicase unwinds the double helix at the replication fork; one new strand (leading) is synthesised continuously toward the fork, while the other (lagging) must be made in short, separate Okazaki fragments because DNA polymerase only adds nucleotides 5'→3'.
Concept context
DNA structure, replication, transcription, translation, the genetic code, and gene regulation (lac operon). The single most important chapter for NEET molecular biology.