Biomolecules
Class 12 · Chemistry · 32 Questions
What are macromolecules? Give examples.
What is meant by tertiary structure of proteins?
Find and write down structures of 10 interesting small molecular weight biomolecules. Find if there is any industry which manufactures the compounds by isolation. Find out who are the buyers.
Find out and make a list of proteins used as therapeutic agents. Find other applications of proteins (e.g., Cosmetics etc.)
Explain the composition of triglyceride.
Can you attempt building models of biomolecules using commercially available atomic models (Ball and Stick models).
Draw the structure of the amino acid, alanine.
Describe the important properties of enzymes.
Why cannot vitamin C be stored in our body?
What products would be formed when a nucleotide from DNA containing thymine is hydrolysed?
When RNA is hydrolysed, there is no relationship among the quantities of different bases obtained. What does this fact suggest about the structure of RNA?
What are monosaccharides?
Write two main functions of carbohydrates in plants.
Classify the following into monosaccharides and disaccharides. Ribose, 2-deoxyribose, maltose, galactose, fructose and lactose.
What do you understand by the term glycosidic linkage?
What is glycogen? How is it different from starch?
What are the hydrolysis products of (i) sucrose and (ii) lactose?
What is the basic structural difference between starch and cellulose?
What are essential and non-essential amino acids? Give two examples of each type.
Define the following as related to proteins (i) Peptide linkage (ii) Primary structure (iii) Denaturation.