Biomolecules PYQs - Last 5 Years

Match List-I with List-IIList-I (Vitamins)List-II (Deficiency Diseases)(a)$\text{B}_1$(i)Convulsions(b)$\text{B}_2$(ii)RBC deficiency in haemoglobin(c)$\text{B}_6$(iii)Retarded growth(d)$\text{B}_{12}$(iv)Burning sensation of the skinChoose...

Consider the following statements:Statement-I: All monosaccharides are reducing sugars.Statement-II: Sucrose can reduce ammoniacal silver nitrate solution.Choose the correct answer from the options given below.

Incorrect statement about $\alpha$-amino acids of proteins among the following is

Which examples of carbohydrates exhibit $\alpha-$ link, ( $\alpha-$ glycosidic link) in their structure?

The correct sequence of $\alpha$-amino acids, hormone, vitamin, carbohydrates respectively is

Match List-I with List-II for the following reaction pattern
Glucose $\xrightarrow{\text { Reagent }}$ Product $\longrightarrow$ Structural prediction



List - I (Reagents)
List-II (Structural prediction)


a. Acetic anhydride
i. Glucose h...

The female sex hormone which is responsible for the development of secondary female characteristics and participates in the control of menstrual cycle is

$\alpha-D-(+)$-glucose and $\beta-D-(+)$-glucose are

The type of linkage present between nucleotides is

Receptors are proteins and crucial to body communication process. These receptors are embedded in

Thyroxine produced in the thyroid gland is an iodinated derivative of

The correct order of match between column X and column Y is

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Sucrose is dextrorotatory but after hydrolysis the mixture show laevorotation, this is because of

A nucleic acid, whether DNA or RNA gives on complete hydrolysis, two purine bases, two pyrimidine bases, a pentose sugar and phosphoric acid. Nucleotides which are intermediate products in the hydrolysis contain