मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Assertion: β-glycosidic linkage is present in maltose, Reason: Maltose is composed of two glucose units in which C–1 of one glucose unit is linked to C–4 of another glucose unit.

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प्रश्न

Assertion: β-glycosidic linkage is present in maltose,

Reason: Maltose is composed of two glucose units in which C–1 of one glucose unit is linked to C–4 of another glucose unit.

पर्याय

  • Assertion and reason both are correct statements and reason explains the assertion.

  • Both assertion and reason are wrong statements.

  • Assertion is correct statement and reason is wrong statement.

  • Assertion is wrong statement and reason is correct statement.

  • Assertion and reason both are correct statements but reason does not explain assertion.

MCQ
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उत्तर

Assertion is wrong statement and reason is correct statement.

Explanation:

α-glycosidic linkage is present in maltose.


                                            Maltose

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पाठ 14: Biomolecules - Multiple Choice Questions (Type - I) [पृष्ठ २१२]

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एनसीईआरटी एक्झांप्लर Chemistry Exemplar [English] Class 12
पाठ 14 Biomolecules
Multiple Choice Questions (Type - I) | Q 62 | पृष्ठ २१२

संबंधित प्रश्‍न

What is peptide linkage?


How is tripeptide formed?


What type of bonding helps in stabilising the α-helix structure of proteins?


Differentiate between  the following:

Fibrous proteins and Globular proteins


Write one difference between α-helix and β-pleated structures of proteins.


The protein responsible for blood clotting is ____________.


Which of the following statement is correct:


Proteins are found to have two different types of secondary structures viz. α-helix and β-pleated sheet structure. α-helix structure of protein is stabilised by:


Which of the following are purine bases?

(i) Guanine

(ii) Adenine

(iii) Thymine

(iv) Uracil


α-Helix is a secondary structure of proteins formed by twisting of polypeptide chain into right-handed screw like structures. Which type of interactions are responsible for making the α-helix structure stable?


Explain the terms primary and secondary structure of proteins. What is the difference between α-helix and β-pleated sheet structure of proteins?


The main structural feature of proteins is


Given below are two statements labelled as Assertion (A) and Reason (R).

Assertion (A): Proteins are found to have two different types of secondary structures viz alpha-helix and beta-pleated sheet structure.

Reason (R): The secondary structure of proteins is stabilized by hydrogen bonding.

Select the most appropriate answer from the options given below:


Out of the following, which type of interaction is responsible for the stabilisation of the α-helix structure of proteins?


The total number of negative charge in the tetrapeptide, Gly-Glu-Asp-Tyr at pH 12.5 will be ______. (Integer answers)


An α-helix is a structural feature of ______.


Proteins are polymers of ______.


Assertion (A): Proteins are polymers of α-amino acids connected by a peptide bond.

Reason (R): A tetrapeptide contains 4 amino acids linked by 4 peptide bonds.


β-pleated sheet structure in proteins refers to ______.


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