In the context of the developments in Bioinformatics, the term 'transcriptome', sometimes seen in the news, refers to
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Answer: B. A transcriptome is the full set of RNA molecules, mainly messenger RNA (mRNA), expressed by an organism or cell at a given time. It shows which genes are active.
Watch for: Option C sounds close because transcription is part of gene expression.
Why the other options are wrong
- A. Wrong because genome-editing enzymes are not called a transcriptome.
- C. Wrong because gene expression is a process, while the transcriptome is the set of RNA produced.
- D. Wrong because mutation mechanisms are not a transcriptome.
Source to check: NCERT Class 12 Biology, Chapter 6 'Molecular Basis of Inheritance' (Transcription, Human Genome Project)
Answer from the official UPSC key. Written and fact-checked by AI against the official key. Spotted a mistake? Report it.