Jurassic period of the Mesozoic era is characterized by
Gymnosperms are dominant plants and first birds appear
Radiation of reptiles and origin of mammals like reptiles
Dinosaurs become extinct and angiosperms appear
Flowering plants and first dinosaurs appear
Evolution of different species in a given area starting from a point and spreading to other geographical areas is known as
A baby has been born with a small tail. It is the case of exihibiting
Which one of the following is the correct example of homologous organs
Organic compounds first evolved in earth required for origin of life were