Botany-DNA Structure
NEET Botany DNA Structure MCQ Question
Type: MCQ-conceptual-Easy-Class 12
Which of the following statements about DNA and genetic information is correct?
A
DNA sequences determine the genetic make-up of an organism.
B
All genes in eukaryotes are polycistronic.
C
Introns are part of mature mRNA.
D
RNA can act as genetic material in all organisms.
Correct Answer
Option A
Detailed Explanation
DNA sequences indeed determine the genetic make-up of an organism, as mentioned in the context of the Human Genome Project. In contrast, eukaryotic genes are mostly monocistronic, introns do not appear in mature RNA, and while some viruses have RNA as genetic material, not all organisms do.
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