Q.41 Number of base pairs in one turn of DNA is:
A) 10 C) 34
B) 2 D) 54
Q.42 Which molecular structure of enzyme is essential for activity of enzyme?
A) Primary Structure C) Secondary Structure
B) Quaternary Structure D) Tertiary Structure
Q.43 Some enzymes require helper which is non-protein part for its efficient functioning that is called:
A) Accelerator C) Prosthetic group
B) Cofactor D) Apoenzyme
Q.44 Pepsin, protein digesting enzymes, sets best pH:
A) 3.00 C) 2.00
B) 4.50 D) 6.00
Q.45 Which one of the following is an example of competitive inhibitor?
A) Glucose C) Succinic Acid
B) Fumerate D) Melonate