Galapagos islands are located in

Scientists believe that evolution is gradual. However,extinction,which is a part of the evolutionary story,is often 'sudden' and 'abrupt' and also group-specific. Comment on whether a natural disaster can be the cause of the extinction of species.

Who proposed the Germ Plasm Theory?

The cause of mimicry is:

$A$: Mesozoic is the era of dinosaurs,but they suddenly disappeared from the earth.
$R$: Dinosaurs may have changed into birds or climatic changes killed them.

The evolutionary history of a particular group of organisms is called