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Variations during mutations of meiotic r...

Variations during mutations of meiotic recombinations are

A

Random and directionless

B

Randonm and directional

C

Randonm and small

D

Randonm, small adn directional

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ALLEN-ORIGIN & EVOLUTION OF LIFE-EXERCISE-III A(NCERT BASED QUESTIONS)
  1. Match the scientists listed under Column 'A' with ideas listed under c...

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  2. In 1953 SL Miller created primitive earth conditions in the laboratory...

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  3. Variations during mutations of meiotic recombinations are

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  4. The scientist who came about with the same ideas that of the Drawin

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  5. According to Darwin, the term fitness refers to :

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  6. Dead remains of organisms found in the earth crust are the:

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  7. When more than one adaptive radiations appear in an isolated geographi...

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  8. Who gave the theory of Genetic equlibrium ?

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  9. Giraff'e neck and forelimbs get elongated during the course of evolut...

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  10. The first mammals which were originated on the earth similar to:

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  11. The first human being like prehistoric man was :

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  12. The type of natural selection in which after the selection of trains b...

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  13. Which of the following statement is correct ?

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  14. Which of the following is not amongst the evolutionary line of mammals...

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  15. Before industrilizaiton set in England :

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  16. The proper burial of deal for the first time started with which preshi...

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  17. Homo sapines arose in and moved across continents and developed into...

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  18. Who lived in near est and central Aisa between 1,00,000-40,000 years b...

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  19. How many of the following are examples of homologus structures in plan...

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  20. The most accepted view for origin of life is :

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