Which of the following is a standard but non-essential amino acid?

1.Methionine

2.Tyrosine

3.Ornithine

4.Isoleucine

Amide bond is found in all except

1.Enzymes

2.Polypeptides

3.Proteins

4.Amino acid

Which of the following group is present in Fatty acid

1.Carboxyl group

2.Carbonyl group

3.Hydroxyl group

4.Both 2 and 3

Which of the following is true about Lipids

1.It is a polymer of Fatty acids and Glycerol

2.Water soluble

3.Fatty acids can be saturated or unsaturated

4.both 1 and 3

Name the simplest amino acid

1. Alanine
2. Tyrosine
3. Asparagine
4. Glycine

Which of the following is true about Lecithin?

1.It is made of 2 fatty acids + glycerol+ Phosphoric acid+ Choline

2.It is made of 2 fatty acids + glycerol + Choline

3.It is made of 3 fatty acids + glycerol+ Phosphoric acid+ Choline

4.It is made of 2 fatty acids + glycerol+ Phosphoric acid+ Serine

Which of the following is true about Cholesterol?

1. It contains four fused hydrocarbon rings

2. Organic molecule

3. Hydroxyl group is present

4. All of these

Which of the following is incorrect about Cholesterol?

1.It stabilizes plasma membrane of animal cell

2.It is produced in Liver mainly

3.It is a type of steroid

4.It has ketone group

Incorrect about lipids is

1.Hydophobic in nature

2.Hydrophilic in nature

3.Water insoluble

4.Both 1 and 3

Which one of the following is False?

1.Fatty acids and glycerol are soluble in water

2.Phospholipids are found in the cell membrane

3.Oils have lower melting point.

4.In lipids fatty acids are found esterified with glycerol