
Life’s Mysterious Origins With Jack Szostak
Big Brains
00:00
The RNA World Hypothesis
The primordial cells were based on RNA, which played the role of the genetic material. They used RNA to carry out biochemical functions and catalyze reactions. Schostak's lab focuses almost entirely on how RNA came into existence. In modern cells, when cells make a new RNA molecule, they use building blocks. But at the origin of life, there were no enzymes.
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