The abiogenesis occurred about how many billion years ago
$1.2$ billion
$1.5$ billion
$2.5$ billion
$3.5$ billion
It's Obvious
Mark the correct statements
$I.$ Fitness of individuals means reproductive fitness
$II.$ Homology in vertebrae brain indicates common ancestry
$III.$ Theory of acquired character was given by de Vries
$IV.$ After industrialization, the white moth did not survive due to predators
The correct option is
The scientist related with the over throw or the "Theory of spontaneous generation'' and experiments with swan-necked flasks is
The greatest evolutionary change enabling the land vertebrates to be completely free from water, was the development of
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