'Peking man' is known as
Large size of pinnae in animals of warm region in comparison to animal of cold region is due to
Given below some major events in the early history of life
$I.$ First heterotrophic prokaryotes
$II.$ First eukaryotes
$III.$ First autotrophic prokaryotes
$IV.$ First animals
Choose the correct sequence of these evolutionary events
A scientist who worked on rats cut their tails upto $21$ successive generations but at last he found that tail remained normal. By this experiment theory of which scientist is disapproved
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