When certain types of molecules absorb UV energy, energy in the UV or visible regions is emitted as the excess energy. This phenomenon is known as
A. Fluorescence
B. Phosphoresce
C. Transmittance
D. Absorbance
Answer: Option A
Related Questions on Biological Tools and Techniques
Which concentration of ethanol (ethyl alcohol) is the most effective as a disinfectant?
A. 100%
B. 70%
C. 50%
D. 25%
Which of the following method works primarily by denaturing proteins?
A. Ultra filtration
B. Heat
C. UV radiation
D. None of the above
Dioxins and furans are two toxic gaseous pollutants which can be measured by
A. GC - MS
B. TLC
C. ICP - AES
D. AAS
Join The Discussion