RNA can directly code for the synthesis of proteins, hence can easily express the characters. DNA, however, is dependent on RNA for synthesis of proteins. The protein synthesising machinery has evolved around RNA. The above discussion indicate that both RNA and DNA can function as
NTA tests whether students understand that both RNA and DNA can function as genetic material and direct protein synthesis. While DNA requires RNA as an intermediary (DNA → mRNA → Protein), RNA can directly code for proteins without needing DNA (RNA → Protein). The common trap is thinking only DNA is genetic material or confusing their roles in gene expression. Remember: RNA is more versatile and likely evolved first as genetic material. In some viruses, RNA itself is the hereditary material. The key concept NTA checks is understanding the dual potential of these molecules as genetic materials, not just their roles in central dogma.
Given below are two statements: (NEET 2023) Statement I: RNA being unstable, it mutates at a faster rate. Statement II: RNA can directly code for synthesis of proteins hence can easily express the characters. Choose the correct answer:
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