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Bacterial transformation was discovered ...

Bacterial transformation was discovered by
(a) Avery et al
(b) Watson and Crick
(c) Griffith
(d) Hershey and Chase

A

Avery et al

B

Watson and Crick

C

Griffith

D

Hershey and Chase

Text Solution

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The correct Answer is:
C
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DINESH PUBLICATION ENGLISH-ENVIRONMENTAL ISSUES-Model test paper-1
  1. Okazaki fragments give rise to (a) Master strand (b) Sense strand ...

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  2. A gene that takes part in synthesis of polypeptide is (a) Structural g...

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  3. Bacterial transformation was discovered by (a) Avery et al (b) Watso...

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  4. Coconut fruit is dispersed by

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  5. Microscopic structure having polar nuclei is

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  6. When a diploid femlae palnt is crossed with a tetrapoid male the ploid...

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  7. Virus free plants can be obtained by

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  8. Differentiation of callus into plant parts is

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  9. Vegetative shoot apex or stem apical meristem is (a) Conical (b) Br...

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  10. Vessels are absent in (a) Teak wood (b) shisham wood (c) chir woo...

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  11. Leptom is the name of

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  12. lnterfascicular cambium develops from the cells of

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  13. Cork is impervious to water due to the presence of in its cell wall.

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  14. Root hairs absorb water from soil due to

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  15. Alveoli are unable to receive full oxygen due to flattering of trachea...

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  16. Osmotic theory of acitve water absorption was given

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  17. Root pressure can be measured by

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  18. Major nitrogen fixation is carried out by

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  19. Thylakoids removed from chloroplasts were kept in illuminated culture ...

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  20. which of the following best constitutes Hill reaction ?

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