[Answer] in 1981 Thomas Cech et al. reported that certain reactions in the cell are catalyzed bu the nucleic acid _______

Answer: RNA
in 1981 Thomas Cech et al. reported that certain reactions in the cell are catalyzed bu the nucleic acid _______
Sat Jul 28 2001 14:30:00 GMT-0400 (Eastern Daylight Time) · The RNA world is a hypothetical stage in the evolutionary history of life on Earth in which self-replicating RNA molecules proliferated before the evolution of …
RNA world – Wikipedia
RNA world – Wikipedia
RNA world – Wikipedia
Certain skin cells are somewhat resistant to PDT in the absence of molecular oxygen; further supporting the proposal that the Type-II process is at the heart of photoinitiated cell …
The history of life on Earth traces the processes by which living and fossil organisms evolved from the earliest emergence of life to the present. Earth formed about 4.5 billion years ago (abbreviated as Ga for gigaannum) and evidence suggests that life …
The evolutionary history of life on Earth traces the processes by which living and fossil organisms evolved from the earliest emergence of life to the present. Earth formed …
Ribonucleic acid (RNA) is a polymeric molecule essential in various biological roles in coding decoding regulation and expression of genes.RNA and deoxyribonucleic acid are nucleic acids.Along with lipids proteins and carbohy…

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