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Diabetes

Amino acid fu...

Question

Amino acid functioning as buffer in blood is

A

Histidine

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B

Glutamine

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C

Glutamic acid

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D

Lysine.

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Solution

The correct option is B Histidine
In haemoglobin histidine is present as an amino acid so that it can remove acid to maintain the pH of blood.
So, the correct answer is A.

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Q. In haemoglobin, which of the following amino acids acts as a blood buffer?

Q. In case of sickle cell anaemia which amino acid replaces glutamic acid of haemoglobin ?

Choose the correct combination:

$a$	Fatty acid	$1.$	Glutamic acid
$b$	Phospholipid	$2.$	Tryptophan
$c$	Aromatic Amino Acid	$3.$	Lecithin
$d$	Acidic Amino Acid	$4.$	Palmitic acid

Q. Assertion :Reductive amination involves the transfer of amino group from one amino acid to the keto group of a keto acid. Reason: In reductive amination, transfer of

N H_{2}

from glutamic acid takes place.

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?

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