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261. What will you call to the study of plant and animal tissues outside the body in a glass tube
A. In vivo
B. In vitro
C. Innate
D. Ecdysis
Explanation:
262. Fluorescent microscope uses
A. UV radiations
B. Complementary filters
C. Both A and B
D. Annular diaphragm
Explanation:
263. For studying RNA synthesis, the radioactive intermediate used is
A. Uridine
B. Thymidine
C. Glycine
D. Tryptophan
Explanation:
264. In autoradiography, radioactive isotope is located by
A. Geiger counter
B. Scintillation counter
C. Photographic emulsion
D. Illumination screen
Explanation:
265. Chromatography is based on the principle of
A. Passage at different rates
B. Adsorption at different rates
C. Reactivity of biochemicals
D. Both A and B
Explanation:
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