Practice mode Evolution

The ‘RNA world’ hypothesis is supported mainly by the discovery that RNA can ____.

Correct answer A. both store genetic information and act as a catalyst

Explanation

Ribozymes show that RNA can catalyse reactions while also carrying a base sequence. A molecule doing both jobs could have preceded the DNA-protein system of modern cells.

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The ‘RNA world’ hypothesis is supported mainly by the discovery that RNA can ____.

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The ‘RNA world’ hypothesis is supported mainly by the discovery that RNA can ____.

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