Question

Assertion : Repetitive sequences make up very large' portion of human genome.
Reason : Repetitive sequences do not have direct coding functions in the genome.

• A. If both assertion and reason are true and reason is the correct explanation of assertion
• B. If both assertion and reason are true but reason is not the correct explanation of assertion
• C. If assertion is true but reason is false
• D. If both assertion and reason are false

Answer 1

Answer: (B)

Repeated or repetitive sequences make up a large portion of human genome. These sequences are nucleotide sequences that are repeated many times, sometimes hundred to thousand times. They have no direct coding function but provide informations as to chromosome structure, dynamics and evolution.