Biomolecules questions
1272 published questions with worked solutions.
- Hydrolysis of sucrose gives :
- Which one of the following compounds contains -C_1-C_4 glycosidic linkage ?
- Which of the glycosidic linkage between galactose and glucose is present in lactose?
- Which one of the following is correct structure for cytosine ?
- The water soluble protein is :
- Assertion (A) : Sucrose is a disaccharide and a non-reducing sugar. Reason (R) : Sucrose involves glycosidic linkage between C_1...
- The total number of negative charge in the tetrapeptide, Gly-Glu-Asp-Tyr, at pH 12.5 will be _________. (Integer answer)
- Match List-I with List-II List-I: (a) Sucrose (b)Lactose (c) Maltose List-II: (i) -D-Galactose and -D-Fructose (ii) -D-Glucose...
- Seliwanoff test and Xanthoproteic test are used for the identification of ___ and ___ respectively
- A polysaccharide 'X' on boiling with dil. H_ 2 SO_ 4 at 393 K under 2-3 atm pressure yields 'Y'. 'Y' on treatment with bromine...
- In alanylglycylleucylalanylvaline, the number of peptide linkages is _____ .
- Glycosidic linkage between C_ 1 of -glucose and C_ 2 of -fructose is found in
- How many of the given compounds will give a positive Biuret test _____? Glycine, Glycylalanine, Tripeptide, Biuret.
- The number of oxygens present in a nucleotide formed from a base, that is present only in RNA is _____.
- Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R. Assertion A :...
- Match List-I and List-II. List-I (Natural Amino acid): (A) Arginine (B) Aspartic acid (C) Asparagine (D) Alanine List-II (One...
- A decapeptide (Mol. Wt. 796) on complete hydrolysis gives glycine (Mol. Wt. 75), alanine and phenylalanine. Glycine contributes...
- A tetrapeptide has –COOH group on alanine. This produces glycine (Gly), valine (Val), phenyl alanine (Phe) and alanine (Ala), on...
- For 'invert sugar', the correct statement(s) is(are) (Given: specific rotations of (+)-sucrose, (+)-maltose, L-(–)-glucose and...
- The protein-digesting enzyme secreted by the stomach wall in case of mammals is called
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Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and IntegrationChemical Kinetics