EASY
JEE Main
IMPORTANT
Earn 100

Seliwanoff test and Xanthoproteic test are used for the identification of _ and _ respectively.
(a)aldoses, ketoses
(b)ketoses, proteins
(c)proteins, ketoses
(d)ketoses, aldoses

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Important Questions on Biomolecules
EASY
JEE Main
IMPORTANT
Which of the following vitamin is helpful in the blood clotting?

EASY
JEE Main
IMPORTANT
Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A) : Sucrose is a disaccharide and a non-reducing sugar.
Reason (R): Sucrose involves glycosidic linkage between of -glucose and of -fructose.
Choose the most appropriate answer from the options given below :

HARD
JEE Main
IMPORTANT
The total number of negative charge in the tetrapeptide, Gly-Glu-Asp-Tyr, at will be_______ (Integer answer)

EASY
JEE Main
IMPORTANT
Which one of the following is correct structure for cytosine ?

EASY
JEE Main
IMPORTANT
The water soluble protein is:

EASY
JEE Main
IMPORTANT
Which of the following is correct structure of -anomer of maltose?

MEDIUM
JEE Main
IMPORTANT
Which of the glycosidic linkage between galactose and glucose is present in lactose?

EASY
JEE Main
IMPORTANT
Out of the following, which type of interaction is responsible for the stabilisation of helix structure of proteins?
