Stanley Miller had put the Oparin-Haldane theory to test in $1953$ by creating in the laboratory, the probable conditions on the primitive earth. In the experiment simple aminoacids were synthesized from which of the following mixtures, as observed after eighteen days?
The origin of seeds in the land plants was achieved about $345 \;million$ years ago, in lineages recognised as ancestral to all more advanced vascular plants in
The importance of random accumulation of small genetic changes sufficient to explain evolution
Common origin of man and chimpanzee is best shown by
Which set includes only analogous organs?