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Biology GK · Q205

Gentics and Evoloution

Competitive Exams · Biology GK · question 205

Q205

The major steps of prebiotic molecular evolution include

A.
Accumulation of a secondary atmosphere of NH3, CH4, H2O, H2, CO2 etc. of volcanic origin
Answer
B.
Self assembly of polypeptides into protoproteinous protocells
C.
Capture of ATP, pyrophosphate-or-phosphate utilizing mechanism
D.
Capture of nucleic acid-synthesis mechanisms; appearance of ribosomes

Answer: Option A

Solution

Answer: Option A
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