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Discovery of which of the following in 1...

Discovery of which of the following in 1980 predicted the existence of RNA world during early stage in evolution?

A

m-RNA,t-RNA, r-RNA synthesise proteins

B

In some viruses RNA is genetic material

C

RNA has enzymatic property

D

RNA is not found in all cells

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The correct Answer is:
C
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ALLEN-ORIGIN & EVOLUTION OF LIFE-EXERCISE-I (ORIGIN OF LIFE)
  1. Oxygen in atmosphere has been formed by:

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  2. Assertion: Primitive atmosphere was of reducing type. Reason: First ...

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  3. Who called larger colloidal particles of primitives sea as coacervates...

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  4. Who called water of primitive sea as pre biotic soup?

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  5. Oparin's theory about "Origin of life" is based upon the idea of

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  6. Which biologist gave most logical biochemical theory of origin of life...

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  7. During the course of origin of life what was the sequence of substance...

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  8. The first organisms are believed to be

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  9. A compound having very important role in prebiotic evolution was

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  10. Under certain conditions, scientists have got cell-like structures but...

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  11. An experiment to prove that organic compounds were the basis of life w...

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  12. Discovery of which of the following in 1980 predicted the existence of...

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  13. Select correct answer according to code What is true for archaeb...

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  14. First life form on earth was a

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  15. There is no life on moon due to the absence of -

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  16. During the origin and evolution of life, key biological compounds were...

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  17. Big bang theory was proposed by

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  18. Miller and Urey performed an experiment to prove the origin of life. T...

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  19. Abiogenesis is

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  20. Most modern hypothesis regarding origin of life was given by :

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