Which of the following had huge fearsome dagger like teeth?
Dryopithecus
Tyrannosaurus
Ichthyosaur
Homo erectus
It was biggest dinosaur, about $20 \;ft.$ in height.
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?
Which of the following is the correct order of evolutionary history of man
Hand of man, wing of bat and flipper of seal represents
The biochemical analysis of different chlorophyll pigments in plants would be most useful in determining
