Biomolecules Questions

A sugar 'X' has the following properties:A. It is found in honey.B. It is a keto sugar.C. It exists in $\alpha$ and $\beta$ - anomeric forms.D. It is laevorotatory.'X' is:

Match List I with List II:List I (Name of Vitamin)A. Vitamin ${\text{B}}_{12}$ B. Vitamin DC. Vitamin ${\text{B}}_2$ D. Vitamin ${\text{B}}_6$ List II (Deficiency disease)I. CheilosisII. ConvulsionsIII. RicketsIV. Pernicious anaemiaChoose the correct answer from the options given below:

Which one of the following statements is NOT true regarding (+)-Lactose?

The correct corresponding order of names of four aldoses with configuration given below:

respectively, is:

Which one given below is a non-reducing sugar?

The correct statement regarding RNA and DNA, respectively is:

In a protein molecule various amino acids are linked together by:

Which of the following hormones is produced under conditions of stress and stimulates glycogenolysis in the liver?

$D(+)$ glucose reacts with hydroxyl amine and yields an oxime. The structure of the oxime would be:

Which one of the following sets of monosaccharides forms sucrose?

Deficiency of vitamin ${\text{B}}_1$ causes the disease:

Which of the following compounds can be used as antifreeze in automobile radiators?

Which one of the following sets forms the biodegradable polymer?

Which of the following is NOT a fat soluble vitamin?

Which statements about "Denaturation" are correct?$(a)$ Denaturation causes loss of secondary and tertiary structures.$(b)$ Denaturation leads to conversion of double strand $\text{DNA}$ to single strand.$(c)$ Denaturation affects primary structure.

Which one of the following does not exhibit the phenomenon of mutarotation?

Which of the following hormones contains iodine?

The segment of $\text{DNA}$ which acts as the instrumental manual for the synthesis of the protein is:

Which one of the following is an amine hormone?

In DNA, the complimentary bases are:

Which one of the following is a peptide hormone?

The human body does not produce :

During the process of digestion, the proteins present in food materials are hydrolysed to amino acids. The two enzymes involved in the process$\text{Proteins}\stackrel{\text{Enzyme (A)}}{\to }\text{Polypeptides}\stackrel{\text{Enzyme (B)}}{\to }\text{Amino acids}$, are respectively:

Assertion : Maltose is a reducing sugar which gives two moles of $\text{D}$ -glucose on hydrolysis.Reason : Maltose has a $1,4$ -$\beta$ -glycosidic linkage.