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In aqueous solution amino acids moslty e...

In aqueous solution amino acids moslty exit as

A

`NH_2-CHR - COOH`

B

`NH_2 - CHR-COO^-`

C

`N_3 H^(+)-CHR-COOH`

D

`H_3N^(+)-CHR-COO^-`

Text Solution

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The correct Answer is:
D
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NARAYNA-BIOMOLECULES-EXERCISE-2 -(C.W)
  1. beta- pleated structure of proteins is

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  2. Number of peptide linkages in the artifical sweetener "aspartame" is

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  3. For a neutral amino acid (X), isoelectric point is 5.8 . Now is solubi...

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  4. Protein with special three dimensional structure and biological activ...

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  5. A mixture of alpha-amino acids is obtained when proteins are hydrolyse...

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  6. In aqueous solution amino acids moslty exit as

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  7. The chemical change in a DNA molecules that leads to the synthesis of ...

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  8. If the amino group of Glycine and carboyxylic acid group of alanine un...

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  9. The Secondary structure of a proteins refers to ?

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  10. Nature of aqueous solutions of two different amino acids X and Y are a...

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  11. The force that stabilize the 2^0 and 3^0 structure of protein are :

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  12. At pH=4, glycine exists as:

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  13. A nanopeptide contains how many peptide linkages ?

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  14. The bonds in protein structure, that are not broken on denaturation , ...

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  15. Which of the following is an L-amino acids ?

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  16. Formation of RBC is because of

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  17. The vitamin which is water soluble and antioxidant is

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  18. Which of the following vitamin contains ionone ring and hydrocarbon ch...

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  19. Which vitamins are present in much smaller amounts in cells

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  20. If the sequence of bases in DNA is TGAACCCTT then the sequence of base...

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