Which of the following chemical was likely to be absent at the time of origin

Which of the following chemical was likely to be absent at the time of origin of life?

Options

(a) oxygen
(b) water
(c) hydrogen
(d) ammonia

Correct Answer:

oxygen

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. Which is not the function of transpiration
  2. A pleiotropic gene is one which
  3. The one aspect which is not a salient feature of genetic code, is its being:
  4. Double fertilization was first described by
  5. Cu ions released from copper – releasing Intra Uterine Devices (IUDs) :