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According to Hugo de Vries, the mechanis...

According to Hugo de Vries, the mechanism of evolution is

A

phenotypic variations

B

saltation

C

multiple step mutations

D

minor mutations

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The correct Answer is:
B
According to Hugo de Vries, the mechanism of evoluation is saltation.
Hugo de Vries (1901) proposed mutation theory of evolutioin and stated that evolutoin is a jerky process in which new species are evolved due to discontinous sudden variations or saltation. These are the signle step large mutations occuring in population.
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NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-NEET 2018-Exercise
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