11. Agarose a porous matrix used in various molecular biology technique is made by repetitive units of

A. maltose
B. agarobiose
C. agar
D. none of these

12. What radioactive molecule is used to end-label an oligonucleotide?

A. (alpha)-³²P-ATP
B. (alpha)-³²P-dUTP
C. (gamma)-³²P-ATP
D. Any of these

13. Which of the following radioactive element is generally involved in RIA?

A. Tritium
B. Carbon-14
C. Iodine-125
D. All of these

14. What is approximatively the half life of 32-Phosphorus?

A.14 days
B. 28 days
C. 42 days
D. 30 days

15. Rocket Immunodiffusion is also known as

A. gel diffusion
B. electroimmunodiffusion
C. double-diffusion
D. none of these