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प्रश्न
Amino acids can be classified as α–, β–, γ–, δ– and so on depending upon the relative position of amino group with respect to carboxyl group. Which type of amino acids form polypetide chain in proteins?
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उत्तर
α-amino acids,
\[\begin{array}{cc}
\ce{R - CH - COOH}\\
|\phantom{.......}\\
\ce{NH2}\phantom{....}
\end{array}\]
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संबंधित प्रश्न
Amino acids show amphoteric behaviour. Why?
What are non-essential amino acids? Give two examples.
What are amino acids?
Write the correct reaction for formation of the peptide bond between amino acids
Differentiable between the following:
Essential amino acids Non-essential amino acids
Which amino acids are chiral?
Among the following a chiral amino acid is:
Match the following:
| I | II |
| (i) Amino acids | (A) protein |
| (ii) Thymine | (B) Nucleic acid |
| (iii) Insulin | (C) DNA |
| (iv) phosphodiester linkage | (D) Zwitter ion |
Which of the following is the best matched options?
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Lysine, \[\begin{array}{cc}
\ce{H2N - (CH2)4 - CH - COOH}\\
\phantom{.....}|\\
\phantom{........}\ce{NH2}
\end{array}\] is:
(i) α-Amino acid
(ii) Basic amino acid
(iii) Amino acid synthesised in body
(iv) β-Amino acid
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The amino acid are the end product of the digestion of:-
X – Amino acid behave as crystalline ionic solid and have high melting-point due to the present of:-
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Define Zwitter ion
