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Earn 100
The diagram shows part of a carbohydrate molecule formed by glucose monomer. What is the name of the molecule?
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Important Questions on Chemical Constituents of Living Cells
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A dehydration reaction links two glucose molecules to produce maltose. If the formula for glucose is then what is the formula for maltose?
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Select the incorrect statement of Biomolecules?
MEDIUM
Differentiate between the following :
Amylose and Amylopectin
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The two functional groups characteristic of sugars are
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The rigidity of cellulose is due to:
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Cellulose does not form blue colour with Iodine because
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Which ONE of the following is a hetero-polysaccharide?
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Identify the substances having glycosidic bond and peptide bond, respectively in their structure.
HARD
Two tubes labelled 'P' and 'Q' contain foodstuff. Tube 'P' gave a positive test with Benedict's solution while tube 'Q' gave a positive test with nitric acid. Which of the following is correct?
MEDIUM
Choose the correct statements from the following:
A) In a polysaccharide chain, the right end is reducing end and the left end is non-reducing end.
B) In a protein, the right end is a first amino acid called N-end, and the left end is called C-terminal.
C) Concanavalin A is a drug used to cure cancer along with vinblastin and curcumin.
D) GLUT- enables glucose transport into cells.
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Assertion Starch can hold iodine molecules whereas cellulose cannot hold iodine molecules.
Reason Cellulose forms helical secondary structures whereas starch does not contain complex helices.
The correct answer is:
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What is the advantage of storing glucose as glycogen in animals instead of as monomeric glucose?
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The structure of Fructofuranose is
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The type of polysaccharide present in a cotton fibre
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Which one of the following is a non-reducing carbohydrate?
HARD
Match the following lists.
| List-I | List-II | List-III | |||
| (A) | Deoxyribose | (i) | Gums | (I) | Fatty acids |
| (B) | Lipids | (ii) | (II) | True macromolecules | |
| (C) | Polymeric substances | (iii) | Trypsin | (III) | Cellulose |
| (D) | Polypeptides | (iv) | Glycerol | (IV) | Carbohydrate |
The correct match is:
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In vertebrates 'glycogen' is stored chiefly in:
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Which of the following pairs are both polysaccharides?
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How many microfibrils combine to form a fibril of cellulose?
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Storing carbohydrates in the form of polysaccharides has which of the following advantages?
