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प्रश्न
Draw the structure of Haworth formula of sucrose.
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उत्तर
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संबंधित प्रश्न
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.
Write the names and schematic representations of all the possible dipeptides formed from alanine, glycine and tyrosine.
The optically inactive α-amino acid among the following is _____________
The chemical nature of peptide bond in proteins is ____________
In the process of denaturation, there is NO change in the structure following protein.
Write the structure of Zwitterion of alanine.
Write the number of chiral carbon atoms present in fructose.
Complete the following reaction.
\[\ce{H2N - CH2 - COOH + H2N - CH2 - CH2 - COOH ->[-H2O] ?}\]
Define peptide bond.
Explain globular and fibrous proteins with example.
Explain the primary structure of proteins.
From the following identify the INCORRECT match with respect to the different structures of proteins.
Nucleotide differs from a nucleoside as it has ______
Histones are involved in packaging of DNA into structural units called ______.
The optically inactive amino acid is ____________.
Which of the following contains keratin?
The conjugate acid of \[\ce{CO^2-_3}\] is ____________.
Proteins are ______ of amino acids.
Identify the enzyme that catalyses the reaction of CO2 with water in huma body.
Which among the following amino acids has lowest molar mass?
For the conversion of oxygen to ozone in the atmosphere, nitric oxide in gaseous phase acts as ______.
Which of the following is not a broad spectrum antibiotics?
The enzyme which converts maltose to glucose is ______.
The molecular weight of hemoglobin is ______ Daltons.
The number of proteins in an average human cell is over ______.
Proteins attached with a prosthetic group are called ______ proteins.
A protein is a sequence of amino acids. The end of the polypeptide chain of -NH2 end and at -COOH end are respectively called ______.
If side-chain group-R for amino acid is -CH2OH, identify the amino acid from following?
Identify basic amino acid from following.
Which of the following molecules from a zwitter ion?
Which of the following amino acids has –CH2OH group in its side chain?
Which among the following amino acids has the lowest molecular mass?
The central dogma of molecular genetics states that the genetic information flows from:
In a protein, various amino acids linked together by ____________.
Among the following L-serine is:
The secondary structure of a protein refers to ____________.
Which of the following statement is not correct?
Write the Zwitter ion structure of alanine.
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:
The amino acid, which is basic in nature is ______.
Which among the following enzymes hydrolysis starch?
Amino acids in a protein molecule, are linked by a peptide bond. Which of the following correctly shows the reaction of forming peptide bonds?
Tertiary structure of protein is stabilised by ______.
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 the Zwitter ion structure of alanine.
Define the term Protein.
Write the Zwitter ion structure of alanine.
Write the Zwitter ion structure of alanine.
Write the Zwitter ion structure of alanine.
Write a short note on peptide bond.
Short Answer Question.
Write the Zwitter ion structure of alanine.
Write a short note on peptide bond.
Write the Zwitter ion structure of alanine.
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?
The number of amino groups in the amino acids present in amides is ______.
