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BIOLOGY
Gene pool is :...

Gene pool is :

A

Genotype of an individual of a population

B

Different genes of all individuals of a species found in an area

C

Pool of artificially synthesised genes

D

Genes of a genus

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The correct Answer is:
B
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An isolated population of humans with approximately equal numbers of blue-eyed and brown-eyed individuals was decimated by and earthquake. Only a few browneyed people remained to form the next generation. This kind of change in the gene pool is called a

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MOTION-EVOLUTION-Exercise - 1
  1. The ultimate source of organic variation is :

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  2. Which is the most important factor for evolution of new species :

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  3. Gene pool is :

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  4. Which of the following evidences does not favour the Lamarckian concep...

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  5. Who wrote the book 'Genetics and Origin of Species' ?

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  6. Hybrid breakdown is failure of :

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  7. Match the following columns and find correct combination: {:("Column...

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  8. The frequency of an allele in an isolated population may change due to

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  9. Some bacteria are able to grow in streptomycin containing medium due t...

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  10. Which of the following is most important for speciation?

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  11. Genetic drift operates in

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  12. Hogo de Vries gave his mutation theory on organic evolution while work...

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  13. Which of the following factors help in evolution but is considerd the ...

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  14. The factors involved in the formation of new species are

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  15. The idea not related to the Darwinian evolutionary theory is :

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  16. Inheritances of aquired characters comes form :

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  17. Coverstone of theory of Darwin was:

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  18. the chance of elimination of genes from a small populaton is an exampl...

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  19. The classical example of adaptive radiation in development of new spec...

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  20. Struggle for existence and survival of the fittest theories were given...

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