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. - Chemistry

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

संबंधित प्रश्‍न

How are proteins classified on the basis of molecular shapes?


Discuss the optical activity of lactic acid.


Define the following as related to proteins:

Peptide linkage


Differentiate between  the following:

Fibrous proteins and Globular proteins


Which of the following biomolecules is insoluble in water?


The protein responsible for blood clotting is ____________.


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?


Which moieties of nucleosides are involved in the formation of phosphodiester linkages present in dinucleotides? What does the word diester in the name of linkage indicate? Which acid is involved in the formation of this linkage?


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:


Presence of disulphide link gives rise to which structure of protein?


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 ______.


β-pleated sheet structure in proteins refers to ______.


What is the effect of denaturation on the structure of proteins?


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