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प्रश्न
In the process of denaturation, there is NO change in the structure following protein.
विकल्प
primary
secondary
tertiary
quaternary
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उत्तर
primary
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संबंधित प्रश्न
Select the most correct choice.
A disulphide link gives rise to the following structure of a protein.
Give scientific reasons:
α-Amino acids have high melting points compared to the corresponding amines or carboxylic acids of comparable molecular mass.
Give scientific reasons:
On boiling egg albumin becomes opaque white.
Draw a neat diagram for the following:
Secondary structure of protein
Draw a neat diagram for the following:
Enzyme catalysis
The chemical nature of peptide bond in proteins is ____________
Write the structure of Zwitterion of alanine.
Complete the following reaction.
\[\ce{H2N - CH2 - COOH + H2N - CH2 - CH2 - COOH ->[-H2O] ?}\]
Define peptide bond.
Write types of proteins depending upon molecular shape.
Explain denaturation of proteins.
Write industrial application of enzyme catalysis.
Explain globular and fibrous proteins with example.
Define α-amino acids.
Explain the primary structure of proteins.
From the following identify the INCORRECT match with respect to the different structures of proteins.
____________ is NOT a simple protein.
Histones are involved in packaging of DNA into structural units called ______.
Purine and pyrimidine bases are placed regularly along the DNA molecules at a distance of ______
Choose the WRONG statement from the following.
Identify (i) and (ii) and select the correct option.
i. Protein portion of the enzyme is called the ____________.
ii. Non-protein constituent binding to the enzyme is called as the ____________.
The conjugate acid of \[\ce{CO^2-_3}\] is ____________.
Which of the following is NOT a protein?
Complete the analogy and select the correct option.
α-helix structure : Keratin :: β-pleated sheet : ____________.
β-pleated sheets of polypeptide chains are present in ______.
Which of the following amino acids has \[\ce{Me - S - CH2 - CH2 -}\] group in the side chain?
The side chain R in cysteine is ____________.
Which of the following is not a broad spectrum antibiotics?
The enzyme which converts maltose to glucose is ______.
Which of the following is the simplest amino acid?
The basic amino acid is ____________.
The molecular weight of hemoglobin is ______ Daltons.
The number of proteins in an average human cell is over ______.
Which of the following molecules from a zwitter ion?
Which among the following is a globular protein?
The central dogma of molecular genetics states that the genetic information flows from:
In aqueous solution of amino acids mostly exists in, ____________.
Among the following L-serine is:
The secondary structure of a protein refers to ____________.
Write the Zwitter ion structure of alanine.
Write a short note on peptide bond.
Write a note on denaturation of proteins.
Write the structure of all possible dipeptides which can be obtained from glycine and alanine.
Denaturation of proteins leads to loss of their biological activity by:
Which of the following amino acid is basic in nature?
The amino acid, which is basic in nature is ______.
Which among the following enzymes hydrolysis starch?
Peptide and hydrogen bonds are present in the primary structure of the protein which is due to ______.
The tightly bound non-proteinaceous organic compound in enzyme is ______.
Write a short note on peptide bond.
Write a short note on peptide bond.
Write a short note on peptide bond.
Write a short note on peptide bond.
Define the term Protein.
Write the Zwitter ion structure of alanine.
Write a short note on a peptide bond.
Write a short note on peptide bond.
Write a short note on peptide bond.
Write the Zwitter ion structure of alanine.
Write a short note on peptide bond.
Write a short note on peptide bond.
Given below are two statements.
Statement I- Most of the blood proteins are acidic proteins.
Statement II - Derived proteins are not found in nature.
In the light of above statements, Select the correct option given below.
Which from following amino acids contains heterocyclic ring at a side chain (R) group?
In large proteins, peptide chains are much looped, twisted and folded back on themselves. The folded structure is due to the formation of ______ bonds.
The number of amino groups in the amino acids present in amides is ______.
