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If Darwin's theory of pangenesis shows s...

If Darwin's theory of pangenesis shows similarity with theory of inheritance of acquired character then what shall be correct according to it

A

Useful organs become strong and developed while useless organs become extinct. These organs help in struggle for survival

B

Size of organs increase with ageing

C

Development of organs is due to willpower

D

There should be some physical basis inheritance

Text Solution

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The correct Answer is:
C

According to both the views, 'something' is passed from parent to offspring, which causes development of specific characters, i.e., all that has been acquired by the organism during its lifetime is preserved by generation and transmitted to offsprings in form of pangenes or gemmules.
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ERRORLESS -EVOLUTION-Evolution
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  4. Darwinism explains all the following except

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  5. Which one of these is not a case of artificial selection

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  7. What is the most important factor for the success of animal population

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  9. Which one of the following was not given by Darwin's theory of evoluti...

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  10. Development of unrelated groups of animals along parallel lines in ada...

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  11. Darwin in his 'Natural Selection Theory' did not believe in any role o...

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  12. Industrial melanism is an example of

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  13. Which one of the following phenomena supports Darwin's concept of natu...

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  14. The biologist who has been called the ''Darwin of the 20^(th) cantury'...

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  15. According to Darwinism fossil of organisms found in south America rese...

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  16. Darwin's finches discovered from the Galapagos island provided eviden...

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

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