16
MCQ (Single Correct Answer)
Which of the following statements is not true about enzyme inhibitors?
A
Inhibit the catalytic activity of the enzyme
B
Prevent the binding of substrate
C
Generally a strong covalent bond is formed between an inhibitor and an enzyme
D
Inhibitors can be competitive or non-competitive
17
MCQ (Single Correct Answer)
Which of the following chemicals can be added for sweetening of food items at cooking temperature and does not provide calories?
A
Sucrose
B
Glucose
C
Aspartame
D
Sucralose
18
MCQ (Single Correct Answer)
Which of the following will not enhance nutritional value of food?
A
Minerals
B
Artificial sweeteners
C
Vitamins
D
Amino acids
19
MCQ (Multiple Correct Answer)
Which of the following statements are incorrect about receptor proteins?
A
Majority of receptor proteins are embedded in the cell membranes
B
The active site of receptor proteins opens on the inside region of the cell
C
Chemical messengers are received at the binding sites of receptor proteins
D
Shape of receptor doesn't change during attachment of messenger
20
MCQ (Multiple Correct Answer)
Which of the following are not used as food preservatives?
A
Table salt
B
Sodium hydrogencarbonate
C
Cane sugar
D
Benzoic acid