Following are the two statements regarding the origin of life:

(a) The earliest organisms that appeared on the earth were non-green and presumably anaerobes.
(b) The first autotrophic organisms were the chemoautotrophs that never released oxygen.
Of the above statements which one of the following options is correct?
(1) Both (a) and (b) are false
(2) (a) is correct but (b) is false
(3) (b) is correct but (a) is false
(4) Both (a) and (b) are correct

Anurag Mishra Professor Asked on 2nd May 2016 in Biology.
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    ANswer: (4) Both (a) and (b) are correct 

    Anurag Mishra Professor Answered on 6th May 2016.
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