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There are 20 naturally occurring amino acids. The maximum number of tripeptides that can be obtained is

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Important Questions on Biomolecules

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Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
Deficiency of vitamin-B leads to ______.
EASY
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
The deficiency of Vitamin-A causes:
EASY
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
Which disease is caused by the deficiency of vitamin C?
EASY
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins

Tartaric Acid is not found in _______.

HARD
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
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?
EASY
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
Wheat is a _____.
EASY
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins

Which of the following is not a rich source of Calcium?

EASY
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
Diseases caused by the deficiency of vitamin D(X) and vitamin B2(Y) are:
EASY
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
Which of there is essential to keep bones strong in the body?
EASY
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
Which of these fruits not rich in Vitamin C?
EASY
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
Which one of the following is the most abundant protein in the animals?
HARD
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
The activity of a certain protein is dependent on its phosphorylation. A mutation in its gene changed a single amino acid which affected the function of the molecule. Which amino acid change is most likely to account for this observation?
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Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins

Match the following

(a) Inhibitor of catalytic activity (i) Ricin
(b) Possess peptide bonds (ii) Malonate
(c) Cell wall material in fungi (iii) Chitin
(d) Secondary metabolite (iv) Collagen

Choose the correct option from the following

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Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
What is the popular name of 'Ascorbic Acid'?
EASY
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
Which one of the following is not a good source of nutrition calcium?
EASY
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
Xerophthalmia is caused due to the deficiency of vitamin_____.
EASY
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
Amino acid analysis of two globular protein samples yielded identical composition per mole. Which one of the following characteristics is necessarily identical for the two proteins?
MEDIUM
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
The deficiency of Vitamin-A causes _____.
HARD
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
Which one of the following techniques is used for the detection of proteins?
EASY
Biology>Cell Structure and Function>Biomolecules>Structure and Functions of Proteins
How many different proteins consisting of 100 amino acids can be formed from 20 different amino acids?