Excess carbohydrates and proteins are stored in the body as
(1) amino acids
(2) fats
(3) starch
(4) monosaccharides
Which one of the following pairs in not correctly matched?
| 1. | Vitamin-B12-Pernicious anaemia | 
| 2. | Vitamin-B6-Loss of appetite | 
| 3. | Vitamin-B1-Beri-beri | 
| 4. | Vitamin-B3-Pellagra | 
Nickel contributes to the formation of one of the following
| 1. | urease | 
| 2. | dehydrogenase | 
| 3. | rubisco protein | 
| 4. | nitrate reductase | 
Thiamine (B1) deficiency resuits in
| 1. | Wernickes’ syndromes | 
| 2. | Korsakoffs’ syndromes | 
| 3. | osteonecrosis | 
| 4. | tunnel vission | 
FAD is a coenzyme derived from
| 1. | riboflavin | 
| 2. | vitamin-B12 | 
| 3. | thiamine   | 
		
| 4. | niacin | 
Proteins are
| 1. | homopolymer | 
| 2. | heteropolymer | 
| 3. | homogenous mixture of amino acids | 
| 4. | heterogenous mixture of amino acids | 
Amino acid is a:
| 1. | Substituted methane | 
| 2. | Substituted ethane | 
| 3. | Any acid having amino group | 
| 4. | Derivative of indol acetic acid | 
A. 
B.  
C. 
Which of the above is Zwitterionic form?
(1) B
(2) C
(3) A
(4) All are correct
The quaternary structure of a protein:
| 1. | Consists of 4 subunits - hence the name quaternary | 
| 2. | Is unrelated to the function of the protein | 
| 3. | Both (a) and (b)   | 
		
| 4. | Depends on the 1° structure of subunits | 
Adult human haemoglobin consists of:
| 1. | 2 subunits (β, β) | 
| 2. | 2 subunits (α, α) | 
| 3. | 4 subunits (2α, 2β)                         | 
		
| 4. | 3 subunits (2α, 1β) |