Biomolecules

The amino acid that gives a red-blood colour on treating its sodium fusion extract with sodium nitroprusside is

\(\text { Match the vitamins in List I with their sources in List II }\)
$$ \begin{array}{|l|l|l|l|} \hline & \text { List I } & & \text { List II } \\ \hline \text { A. } & \text { vitamin A } & \text { I. } & \text { meat } \\ \hline \t...

The correct statement about peptides and proteins is

The correct statement with regard to the secondary structure of DNA/RNA is

Sugar ' $X$ '
A. is found in honey
B. is a keto sugar
C. exists in $\alpha$ and $\beta$-anomeric forms.
D. Is laevorotatory.
' X ' is :

Match List-I with List-II.

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Given below are two statements :
Statement I : Glycogen is similar to amylose in its structure.
Statement II : Glycogen is found in yeast and fungi also.
In the light of the above statements, choose the correct answer from the options given...

Fehling's solution 'A' is

The reagents with which glucose does not react to give the corresponding tests/products are
A. Tollen's reagent
B. Schiff's reagent
C. HCN
D. \(\mathrm{NH}_2 \mathrm{OH}\)
E. \(\mathrm{NaHSO}_3\)
Choose the correct options from the given be...

Given below are two statements:
Statement I : A unit formed by the attachment of a base to 1' position of sugar is known as nucleoside
Statement II : When nucleoside is linked to phosphorous acid at 5' position of sugar moiety, we get nucle...

The incorrect statement about denaturation of proteins is :

The incorrect statement regarding enzymes is

Which of the following is a basic amino acid?

Sucrose on hydrolysis gives :

The non-essential amino acid among the following is :

The difference between amylose and amylopectin
is

Which of the following compounds can form a
zwitter ion?

Which of the following statements is not correct?

The central dogma of molecular genetics states that the genetic information flows from

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

respectively, is

The correct statement regarding RNA and DNA, respectively is

In a protein molecule various amino acids are linked together by

Which one given below is a non-reducing sugar?

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

Which of the following hormones is produced under the condition of stress which simulate glycogenlysis in the liver of human beings?

In DNA, the linkages between different nitrogenous bases are

Deficiency of vitamin B1 causes the disease

Which one of the following sets of monosaccharides forms sucrose?

Which one of the following statements is not true regarding (+) lactose?

Which of the following is not a fat soluble vitamin?

Which of the statements about ''Denaturation'' given below are correct?
(1)  Denaturation of proteins causes loss of secondary and tertiary structures of the protein.
(2)  Denaturation leads to the conversion of double strand of DND into s...

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

Fructose reduces Tollen's reagent due to

The segment of DNA which acts as the instrumental manual for the synthesis of the protein is

Which of the following hormones contains iodine?

In DNA, the complimentary bases are

Which of the following is an amine hormone?

Which of the following vitamins is water-soluble?

RNA and DNA are chiral molecules, their chirality is due to

During the process of digestion, the proteins present in food materials are hydrolysed to amino acids. The two enzymes involved in the process-

are respectively

Which one of the following is a peptide hormone?

The human body does not produce

Which functional group participates in disulphide bond formation in proteins?

The cell membranes are mainly composed of

A sequence of how many nucleotides in messenger RNA makes a codon for an amino acid?

The hormone that helps in the conversion of glucose to glycogen is

Which of the following structures represents the peptide chain?

The helical structure of protein is stablised by

Number of chiral carbons in \(\beta\)-\(D\)-(+) glucose is

The correct statement in respect of protein haemoglobin is that it