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प्रश्न
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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उत्तर
(i) α-Amino acid
(ii) Basic amino acid
Explanation:
(i) It is an α-amino acid.
(ii) It is a basic amino acid because number of \[\ce{NH2}\] groups (2) is greater than number of \[\ce{COOH}\] group (1).
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संबंधित प्रश्न
Define the following term:
Essential amino acids
The melting points and solubility in water of amino acids are generally higher than those of the corresponding halo acids. Explain.
What are non-essential amino acids? Give two examples.
What are amino acids?
What is the difference between acidic amino acids and basic amino acids?
Differentiable between the following:
Essential amino acids Non-essential amino acids
Which amino acids are chiral?
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?
Which of the following acids is a vitamin?
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?
Describe the term D- and L- configuration used for amino acids with examples.
Which of the following compound can form a zwitterion?
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:-
Amino acid are least soluble in water.
Which of the following X – amino acids is not optically active?
Which of the following is a basic amino acid?
Why tryptophan is an essential amino acid?
Define Zwitter ion
