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Class 12 Chemistry Practice Test: Proteins - Biomolecules
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Class 12 Chemistry Practice Test: Proteins - Biomolecules
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25 Questions

1. Alanylglycyl phenylalanine is an example of a ______
2. Which of the following is incorrect regarding tryptophan?
3. Which type of bonds govern the secondary structure of proteins?
4. The sequence in which amino acids are arranged in a protein is called ______ structure.
5. Boiling an egg is an example of reversible denaturation.
6. Proteins are _______
7. Fibrous and globular proteins are classified on the basis of ______ structure.
8. Which of the following is a non-essential amino acid?
9. Which of the following is not a fibrous protein?
10. Which of the following is a neutral amino acid?
11. Which of the following amino acids contains only one amino group?
12. Proteins are polymers of ______
13. Identify the correct statement.
14. A protein ‘X’ was found in a biological system with a unique 3-D structure and biological activity. ‘X’ is known as _______
15. What is the one letter code for tyrosine?
16. Amino acids behave like carboxylic acids
17. Amino acids can show amphoteric behaviour.
18. Which of the following is soluble in water?
19. Which of the following amino acids is optically inactive?
20. How many peptide linkages does a hexapeptide have?
21. Identify the amino acid with the formula HOOC-CH2-CH2-CH(NH2)-COOH.
22. Which of the following amino acids are aromatic in nature?
23. The structure in which all peptide chains are stretched out to full extension and laid side by side through intermolecular hydrogen bonds is called ______
24. Cysteine is a/an ________ amino acid.
25. What is the one letter code for asparagine?

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