Biology
Grade-9
Easy
Question
Genes are made of ________.
- DNA only
- RNA only
- Either DNA or RNA
- Neither DNA nor RNA
Hint:
The exception of viruses need to be considered.
The correct answer is: Either DNA or RNA
--- Genes are made up of either DNA or RNA
---Although in vast majority of organisms genes are made up of DNA, some viruses have genes made of RNA. Hence that is the right option.
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