Biology, asked by Anonymous, 1 year ago

what r the factors for speciation explain 4 factors briefly

5 marks question for CBSE class 10 boards so plz no spamming

Answers

Answered by pooja441
2
factors

natural selection

nature select the beetles(green) which have more survival advantage


genetic drift

survival of beetles due to accident even though they have no survival advantage


gene flow

migration of beetles from one sub population to another

geographic isolation

when some barriers like rivers came to existence between 2 sub population
Answered by kaviyadlog
1
Factors responsible for speciation are:-
a) genetic drift
b) natural selection
c) reproductive isolation.



Hope this helps you......!

kaviyadlog: Ok
Anonymous: i dont have any problem
kaviyadlog: Genetic drift:-random change in the frequency of genes
kaviyadlog: Natural selection:- nature selects the fittest individual in a population.
kaviyadlog: Reproductive isolation:- when two individuals are isolated and natural selection operates upon them differently leading to inability of the individuals to interbreed.
kaviyadlog: That's all Yaar .....ok????
Anonymous: thank you
Anonymous: so much
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