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What are useful for natural selection?...

What are useful for natural selection?

A

Recombination

B

Induced mutations

C

Preadaptive mutations

D

Post-adaptive variations

Text Solution

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The correct Answer is:
C
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ARIHANT NEET-MECHANISM OF EVOLUTION-Chapter Exercises (A) Taking it together (Assorted Questions of the Chapter for Advanced Level Practice )
  1. Which type of selection is industrial melansim observed in month, Bist...

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  2. Origin of new species and genera is

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  3. What are useful for natural selection?

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  4. The forces that change the allele and genotype frequencies of a popula...

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  5. Genetric drift is a …………… process

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  6. Accidental fluctuation in alleles of small population is termed as

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  7. Adaptation of a species is its

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  8. A new mutation spreads from one population,to another by mean of

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  9. Rapid decline in the population , due to high mortality rate is called

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  10. A plant population that reproduces by self pollination is an extreme e...

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  11. Which of the following process is/are adaptive?

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  12. A suffling of alliles like a deck of cards leads to different 'hands',...

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  13. The relative fitness of different types within a population is probabl...

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  14. In which condition the gene ratio remains constant for any species ?

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  15. A deleterious allele decreases more rapidly in frequency, if it is

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  16. A beneficial allele increases rapidly in frequency, if it is

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  17. A single genotype can give rise to a range of phenotypes, called the g...

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  18. Which of these is a premating isolating mechanism?

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  19. Male moths recorgnise female moths of their species by sencing pferomo...

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  20. Members of a biological species are poteincially able to

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