(a) | Agarose is a natural polymer obtained from sea-weed. |
(b) | The separation of DNA molecules in agarose-gel electrophoresis depends on the size of DNA. |
(c) | The DNA migrates from negatively-charged electrode to the positively-charged electrode. |
(d) | The DNA migrates from positively-charged electrode to the negatively-charged electrode. |
1. | (a) and (b) only | 2. | (a), (b) and (c) only |
3. | (a), (b) and (d) only | 4. | (b), (c) and (d) only |
Statement A: | Agarose gel electrophoresis is employed to separate the fragments of DNA obtained after restriction enzyme digestion. |
Statement B: | DNA is a negatively charged molecule and moves toward the cathode. |