The basic amino acids are:

lysine, arginine

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alanine, glutamic acid

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proline, valine

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alanine, cystein

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Solution

The correct option is A lysine, arginine
A basic amino acid contains more than one amino group. Lysine and arginine are the basic amino acid as they contain more amino group than acidic group.

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Similar questions

Q. Amino acids like methionine and cysteine contain

Lysine, $H_{2} N - (C H_{2})_{4} - C H | N H_{2} - C O O H$ is ......... .
(a) $α -$ amino acid (b) basic amino acid
(c) amino acid synthesised in body (d) $β -$ amino acid

Q. Consider the following amino acids.
a. Alanine
b. Glutamic acid
c. Valine
d. Lysine
e. Histidine
Which of the following given amino acids will have net zero charge at their isoelectric pH respectively?

STATEMENT-1 : All naturally occurring amino acids are not constituents of proteins.
STATEMENT-2 : Proline and hydroxyproline are imino acids, not amino acids.

Q. Methionine, cysteine, tyrosine, glycine, alanine, etc. are different amino acids found in the proteins of living cells. What distinguishes these amino acids?

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The basic amino acids are:

The correct option is A lysine, arginineA basic amino acid contains more than one amino group. Lysine and arginine are the basic amino acid as they contain more amino group than acidic group.

The correct option is A lysine, arginine
A basic amino acid contains more than one amino group. Lysine and arginine are the basic amino acid as they contain more amino group than acidic group.