Proteins have been called 'biological polymers' Explain.

2

(a)

Arrange the following carbohydrates in the order of increasing complexity of chemical structures - fructose, starch, oligosaccharide, maltose, triose.

2

(a)

Glycine and alanine are different with respect to one substituent on the \(\alpha -\) carbon. What are the other common substituent groups?

2

(a)

Name of the product formed by esterification of glycerol with a fatty acid. Also draw its structure.

2

(a)

What is trihydroxy propane commonly called? Write its structural formula.

2

(a)

Identify the lipid molecule that is crystallisable in nature. Also, give the name of the disorder produced by it in the human body.

2

(a)

Nucleotides are phosphorylated nucleosides. Justify.

2

(a)

How are prosthetic groups different from cofactors?

2

(a)

What is meant by tertiary structure of proteins?

2

(a)

Can you describe what happens when milk is converted into curd or yoghurt, from your understanding of proteins?

2

(a)

Define amino acids.

2

(a)

Write name of some common protein found in human food.

2

(a)

Name some secondary metabolites which are useful for human.

2

(a)

Define protein.

2

(a)

What is a co-enzyme?

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(a)