NEST2022BiologyBiomolecules (B)
A student working in a lab had three tubes with the following preparations: (i) Freshly extracted nucleic acids dissolved in a buffer. (ii) Chlorophyll extract from spinach leaf. (iii) Red coloured anthocyanin from onion cells. The student used a spectrophotometer to determine the wavelength of light at which each preparation would show maximum absorption (absorption maxima). She noted down these values in her notebo
Options
- A480 ~nm ; 260 ~nm and 642 nm.
- B260 ~nm ; 642 ~nm and 480 nm.
- C480 ~nm ; 642 ~nm and 260 nm.
- D260 ~nm ; 480 ~nm and 642 nm.
Correct answer
B. 260 ~nm ; 642 ~nm and 480 nm.
Step-by-step solution
No solution available.