Choose the correct sequence of compounds in the following which form during origin of life :-

Choose the correct sequences

Choose the correct sequence of evolution of plants

Choose the correct sequence of events during wilting

Which is the correct sequence of the compounds of a reflex arc

Which of the following was not found in free form during origin of life :

Which of the following was not found in free form during origin of life:

Choose the correct increasing order of density of the following compounds.

Which of the following is the correct sequence of chemical substance produced during the origin of life on the earth

which of the following has been basic to origin of life