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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Write the structure of Zwitterion of alanine.

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प्रश्न

Write the structure of Zwitterion of alanine.

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पाठ 14: Biomolecules - Very Short Answer Questions

व्हिडिओ ट्यूटोरियलVIEW ALL [2]

संबंधित प्रश्‍न

Give scientific reasons:

On boiling egg albumin becomes opaque white.


Draw a neat diagram for the following:

Enzyme catalysis


Complete the following reaction.

\[\ce{H2N - CH2 - COOH + H2N - CH2 - CH2 - COOH ->[-H2O] ?}\]


Define peptide bond.


Write types of proteins depending upon molecular shape.


Write industrial application of enzyme catalysis.


Explain globular and fibrous proteins with example.


Define α-amino acids.


Draw the structure of Haworth formula of sucrose.


Nucleotide differs from a nucleoside as it has ______


Pyrimidines are ______.


Histones are involved in packaging of DNA into structural units called ______.


Read the following statements and select the correct option.

  1. In quaternary structure, the peptide chains are much looped, twisted, and folded back on themselves due to formation of hydrogen bonds.
  2. When a protein has more than two polypeptide subunits their arrangement in space is called secondary structure.

Identify 'P' and 'Q' in the following table.

Proteins Role
immunoglobulin P
Q Blood clotting

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 ____________.


Which of the following contains keratin?


Which of the following is NOT a protein?


Proteins are ______ of amino acids.


Identify the enzyme X in the following reaction.

\[\ce{H2O2(aq) ->[x] H2O(l) + \frac{1}{2} O2(g)}\]


Which among the following amino acids has lowest molar mass?


The bacteriostatic antibiotic from the following is ______.


For the conversion of oxygen to ozone in the atmosphere, nitric oxide in gaseous phase acts as ______.


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?


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 molecular weight of hemoglobin is ______ Daltons.


The number of proteins in an average human cell is over ______.


The most abundant cellular protein is ______.


Proteins attached with a prosthetic group are called ______ proteins.


If side-chain group-R for amino acid is -CH2OH, identify the 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?


Identify the side chain –R present in amino acid lysine.


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


Among the following the achiral amino acid is:


Among the following L-serine is:


Give the differences between the primary and secondary structure of proteins.


Write the Zwitter ion structure of alanine.


Write a short note on peptide bond.


Write the structure of all possible dipeptides which can be obtained from glycine and alanine.


Define enzymes.


Denaturation of proteins leads to loss of their biological activity by:


Which of the following amino acid is basic in nature?


Write a short note on peptide bond.


Write a short note on peptide bond.


Write the Zwitter ion structure of alanine.


Define the term Protein.


Write a short note on peptide bond.


Write a short note on peptide bond.


Write the Zwitter ion structure of alanine.


Write the Zwitter ion structure of alanine.


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.


Write a short note on peptide bond.


Which from following is an essential amino acid?


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 ______.


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