Biomolecules

Question 1

One has to perform a chemical analysis. We can take any living tissue (vegetable or piece of liver) and grind it in_____________________using a mortar and a pestel

Answer 1

Trichloro acetic acid
(Cl3-C-COOH)

Question 2

Inorganic compounds like sulphate , phosphate are also seen in the______________

Answer 2

Acid soluble fraction

Question 3

___________are substituted methane

Answer 3

Amino acids

Question 4

There are many amino acid based on the nature of___________

Answer 4

R group (variable)

Question 5

The amino acids which occur in protein are of __ types

Answer 5

20

Question 6

Name the amino acids if R group is-
1) hydrogen (-H)
2) methyl (-CH3)
3) hydroxy methyl (-CH2OH)

Answer 6

1) Glycine
2) Alanine
3) Serine

Question 7

Identify the nature of amino acid
1) Glutamic acid
2) lysine
3) valine

Answer 7

1) acidic
2) basic
3) neutral

Question 8

The aromatic amino acids are

Answer 8

Tyrosine
Phenylalanine
Tryptophan

Question 9

_________ are generally water insoluble

Answer 9

Lipids