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Variations caused by mutation, as propos...

Variations caused by mutation, as proposed by Hugo de Vries, are:

A

small and directional

B

small and directionaless

C

random and directional

D

random and directionless

Text Solution

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The correct Answer is:
D
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MOTION-EVOLUTION-Exercise - 3
  1. According of Darwin, the organic evolution is due to

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  2. Variation in gene frequencies within populations can occur by chance r...

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  3. In a population of 1000 individuals 360 belong to genotype AA, 480 to ...

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  4. Forelimbs of cat, lizard used in walking , fore-limbs of whale used in...

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  5. Which one of the following are analogous structures

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  6. Which of the following had the smallest brain capacity

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  7. Which is the most common mechanism of genetic variations in the popula...

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  8. The wings of a bird and the wings of an insect are

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  9. Industrial melanism is an example of

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  10. Which of the following are most suitable indicators of SO(2) pollution...

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  11. Genetic drift operates in

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  12. The chronological order of human evolution from early to the recent is...

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  13. Which of the following is the correct sequence of events in the origin...

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  14. Which of the following represents order of Horse ?

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  15. Artificial selection to obtain cows yielding higher milk output repres...

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  16. According to Hugo de Vries, the mechanism of evolution is

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  17. The term for similarity in organ structure seen in great diversity is ...

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  18. Among the following sets of examples for divergent evolution, select t...

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  19. Match the hominids with their correct brain size: {:("(a) Homo habit...

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  20. Variations caused by mutation, as proposed by Hugo de Vries, are:

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