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Question
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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Solution
(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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