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Mutation can be artificially induced by :
Most of the natural mutations are :
Cause of mutation :
[BHU 80]
In the population of a species chances of the spreading of a mutant gene increases when it is :
[CPMT 78]
Chances of inheritable and evolution changes are more in such species which reproduce by :
[CPMT 71]
One major criticism of Darwin's theory is that :
[CPMT 82, 83]
Mutation theory to explain mechanism of evolution was given by Hugo de Vries and and he experimented on the
[CPMT 84]
Mutations are generally :
[CPMT 85]
Which of the following is responsible for evolution according to Neo-Darwinism :
[CPMT 86]
A Scientist kept 69 generations of Drosophila in darkness rmal eyes, this disproves the law even after that the flies had no of :
[Delhi PMT 85]
The ultimate source of organic variation is :
[MP 87, CPMT 91]
Which is the most important factor for evolution of new species :
[MP 87]
Which is a correct match :
Gene pool is
[CPMT 88]
Which of the following evidence does not favour the Lamarckian concept ?
[CBSE 94]
Who wrote the book 'Genetics and origin of species' which deals with synthetic theory of evolution :
Occurrence of 4 horns instead of two in goat is an example :
Answered - 0
Un-answered - 18