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Differentiate between the following:
Fibrous proteins and Globular proteins
Concept: Biomolecules in the Cell > Proteins >> Structure of Proteins
The two strands in DNA are not identical but are complementary. Explain.
Concept: Biomolecules in the Cell > Nucleic Acids >> Structure of Nucleic Acids
Which one of the following is a monosaccharide:
starch, maltose, fructose, cellulose
Concept: Biomolecules in the Cell > Carbohydrates >> Monosaccahrides
What is the difference between acidic amino acids and basic amino acids?
Concept: Biomolecules in the Cell > Proteins >> Amino Acids
Write the name of the vitamin whose deficiency causes bleeding of gums.
Concept: Introduction of Vitamins
Name the base that is found in nucleotide of RNA only.
Concept: Introduction of Nucleic Acids
Glucose on reaction with HI gives n-hexane. What does it suggest about the structure of glucose?
Concept: Biomolecules in the Cell > Carbohydrates >> Structures of Glucose
Which component of starch is a branched polymer of α-glucose and insoluble in water?
Concept: Biomolecules in the Cell > Carbohydrates >> Preparation of Glucose
Deficiency of which vitamin causes scurvy?
Concept: Vitamins >> Classification of Vitamins
What type of linkage is responsible for the formation of proteins?
Concept: Biomolecules in the Cell > Nucleic Acids >> Chemical Composition of Nucleic Acids
Write the product formed when glucose is treated with HI ?
Concept: Biomolecules in the Cell > Nucleic Acids >> Chemical Composition of Nucleic Acids
Write one example of a Natural polymer.
Concept: Biomolecules in the Cell > Proteins >> Denaturation of Proteins
Write one example of a thermosetting polymer.
Concept: Biomolecules in the Cell > Proteins >> Denaturation of Proteins
Differentiable between the following:
Essential amino acids Non-essential amino acids
Concept: Biomolecules in the Cell > Proteins >> Amino Acids
Differentiate between the following :
Peptide linkage and Glycosidic linkage
Concept: Biomolecules in the Cell > Proteins >> Structure of Proteins
Define the following term:
Denaturation of protein
Concept: Biomolecules in the Cell > Proteins >> Denaturation of Proteins
Define the following term:
Vitamins
Concept: Vitamins >> Classification of Vitamins
Write the reactions involved when D-glucose is treated with the following reagent:
H2N-OH
Concept: Biomolecules in the Cell > Carbohydrates >> Structures of Glucose
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:
Concept: Biomolecules in the Cell > Proteins >> Structure of Proteins
Account for the following:
There are 5 OH groups in glucose
Concept: Biomolecules in the Cell > Carbohydrates >> Structures of Glucose
