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Select the correct statement from the following:

Fitness is the end result of the ability to adapt and gets selected by nature
Darwinian variations are small and directionless
Mutations are random and directional
All mammals except whales and camels have seven cervical vertebrae
Additional Questions

Jurassic period of the Mesozoic era characterized by

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The extinct human who lived 1,00,000 to 40,000 years ago, in Europe, Asia and parts of Africa, with short stature, heavy eye brows, retreating fore heads, large jaws with heavy teeth, stocky bodies, a lumbering gait and stooped posture was

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Which one of the following experiments suggests that simplest living organisms could not have originated spontaneously from nonliving matter

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Fossils are most commonly preserved in

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Homologous organs indicate the

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Coacervates were experimentally produced by______.

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Assertion: The earliest organisms that appeared on the earth were non-green and presumably anaerobes.

Reason: The first autotrophic organisms were the chemo-autotrophs that never released oxygen.

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What is common to whale, seal and shark?

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The concept of chemical evolution is based on

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What was the most significant trend in the evolution of modern man (Homo sapiens) from his ancestors?

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