Archaeopteryx is a connecting link between
Birds and reptiles
Reptiles and mammals
Annelids and arthropods
Amphibians and fishes
The evolution of higher taxonomic groups such as new classes, new orders etc. is known as
According to Hardy-Weinberg principle, difference in the values of measured and expected allelic frequencies indicates all of the following, except
Which is the largest known fossil of reptile
Which one of the following sequences was proposed by Darwin and Wallace for organic evolution