As horse evolved, there was progressive reduction in number of toes. Which of the following is correct sequence in the evolution of horse?
Orohippus, Hyracotherium, Mesohippus, Callipus, Merychippus, Pliohippus, Equus
Hyracotherium, Orohippus, Mesohippus, Merychippus, Pliohippus, Equus
Orohippus, Callipus, Hyracotherium, Mesohippus, Merychippus, Pliohippus, Equus
Hyracotherium, Mesohippus, Orohippus, Callipus, Merychippus, Pliohippus and Equus
Photosynthetic bacteria evolved on earth about ....... million years ago
Identify the vestigial organ in the given figure
Links between organisms that shows branching pattern of evolutionary relationships are shown by