Out of 20 proteinaceous amino acids how many of them are laevorotatory(l-form).
1.All 20
2.10
3.19
4.18
Which of the following is semi- essential amino acid?
1.Arginine
2.Histidine
3.Aspartic acid
4.Both 1 and 2
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