SATHEE: Evolution Ques 5

Evolution Ques 5

5. Basic principles of embryonic development were pronounced by

(a) Van Baer

(b) Weismann

(c) Haeckel

(d) Morgan

Show Answer

Answer : a

Hints & Solution

(a) Van Baer; 1828 put forward Baer’s law which was later called as Biogenetic law of Ernst Haeckel, 1866. The law states that “Ontogeny repeats phylogeny”. Ontogeny is the life history of an organism while phylogeny is the evolutionary history of the race of that organism.

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Evolution

Evolution Ques 5

5. Basic principles of embryonic development were pronounced by

Answer : a

Hints & Solution

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