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Antiparallel strands of a DNA molecule m...

Antiparallel strands of a DNA molecule means that `:`

A

One strand turns anti-clockwise

B

One strand turns anti-clockwise

C

Phosphate groups of two DNA strands at their ends , share the same position

D

Phosphate groups at the start of two DNA strands (poles) are in opposite position

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The correct Answer is:
D
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MODERN PUBLICATION-BIOMOLECULES -COMPETITION FILE (OBJECTIVE TYPE QUESTIONS) (ADDITIONAL MULTIPLE CHOICE QUESTIONS )
  1. Which is protein in nature ?

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  2. Which is a reducing sugar ?

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  3. Among following natural materials , largest amount of cellulose is fou...

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  4. The polysaccharide formed from fructose monomers only is :

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  5. An organic substance bound to an enzyme and essential for its activ...

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  6. One turn of the helix in a B-form DNA is approximately-

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  7. Antiparallel strands of a DNA molecule means that :

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  8. In which one of the following sets of three items each belong to the c...

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  9. The figure given below shows three velocity - substrate concentration ...

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  10. Chitinous exoskeleton is found in

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  11. Which enzyme converts glucose into alcohol ?

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  12. One mole of glucose on metabolism liberate how many kilo calories of e...

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  13. Phosphodiester bond is present in :

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  14. In which virus, DNA is double stranded

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  15. Which is the most abundant protein on earth ?

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  16. Essential amino acid which is synthesized by plant is :

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  17. Enzyme responsible for conversion of glucose to C(2) H(5) OH is :

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  18. How many of the twenty amino acids are essential amino acids for chil...

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  19. Bacterial cell wall is composed of

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  20. Allosteric modulation is due to the inhibition action of enzyme by

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