MCQ
In ΔABC, if `"a" cos^2 "C"/2 + "c" cos^2 "A"/2 = (3"b")/2`, then a, b, c are in ______.
- AG. P.
- BH. P.
- Cnone of these
- ✓A. P.
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Brewster's angle for a transparent medium is ______.
| I | II | ||
| 1. | Malaria | a. | W. bancrofti |
| 2. | Filariasis | b. | E. histolytica |
| 3. | Typhoid | c. | Plasmodium |
| 4. | Amoebiasis | d. | Salmonella |
i. DNA is negatively charged molecule and so it is loaded on gel towards the Anode terminal.
ii. DNA fragments travel along the surface of the gel whose concentration does not affect movement of DNA.
iii. Smaller the size of DNA fragment, larger is the distance it travels through it.
iv. Pure DNA can be visualized directly by exposing to UV radiation.