A) 1.2 billion
B) 1.5 billion
C) 2.5 billion
D) 3.5 billion
Correct Answer: D
Solution :
The abiogenesis occurred about 3.5 billion years ago. It was proposed by Von Helmont (1577-1644) and states that life originated abiogenetically from non-living materials by spontaneous generation.You need to login to perform this action.
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