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The reason for double helical structure ...

The reason for double helical structure of `DNA` is the operation of:

A

Electrostatic attractions

B

van der Waals forces

C

Dipole-dipole interactions

D

Hydrogen bonding

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Verified by Experts

The correct Answer is:
D
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CENGAGE CHEMISTRY ENGLISH-BIOMOLECULES-Exercises (Single Correcttype)
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  2. Complete hydrolysis of cellulose gives:

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  3. The reason for double helical structure of DNA is the operation of:

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  4. Chargaff's rule states that in an organisms

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  5. Subunits present in haemoglobin are

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  6. Among the following, the achiral amino acids is

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  7. The hormone that helps in the conversion of glucose to glycogen is

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  8. The enzyme which hydrolyses triglycerides to fatty acids and glycerol ...

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  9. The correct statement in respect of proteins haemoglobin is that it

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  10. Which one of the following structures represents the peptide chain :-

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  11. Number of chiral carbon atoms in beta-D-(+)-glucose is

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  12. The helical structure of proteins is stabilised by

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  13. Insulin production and its action in human body are responsible for th...

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  14. Which base is present in RNA but not in DNA?

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  15. The nucleic acid base having two possible binding sites is

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  16. Carbohydrates are stored in human body as the polysaccharide

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  17. An alteration in the base sequence of nucleic acid molecule is:

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  18. alpha and beta -glucose differ in the orientation of OH goup around

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  19. Which functional group participates in the disulphide bond formation i...

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