- A About 10%
- B About 50%
- C Over 90%
- D Almost 0%
Correct answer: C. Over 90%
Explanation: More than 90% of the human genome is made up of non-coding DNA sequences, once referred to as junk DNA.
Concept context
DNA structure, replication, transcription, translation, the genetic code, and gene regulation (lac operon). The single most important chapter for NEET molecular biology.