NEET Biology question

The first cellular form of life could have originated

(A)2000 million years backCorrect
(B)11000 million years back
(C)1500 million years back
(D)500 million years back

Answer: (A)

Solution

Building on the chemical-evolution model supported by Miller and Urey's experiment, the first non-cellular forms of life are estimated to have arisen about 3 billion years ago, while true cellular forms of life —

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-121277