NEET: #19 | Additional Theories of Darwin | Exam Video Class Lectures

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#19 | Additional Theories of Darwin

(Zoology) > Evolution

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Artificial selection to obtain cows yielding high milk output represents

1.	Stabilising selection as it stabilizes this character in the population
2.	Directional as it pushes the mean of the character in one direction
3.	Disruptive as it spills the population into two, one yielding higher output and the other lower output
4.	Stabilizing followed by disruptive as it stabilizes the population of producing higher yielding cows

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NEET - 2017

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Which of the following postulates is related with Neo-Darwinism?

(1) Mutations are believed to help form new species.

(2) It incorporates isolation as an essential component of evolution.

(3) It can explain the occurrence of unchanged forms over millions of years.

(4) All of the above.

74%

AIIMS - 2009

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