Analytical Tools In Biotechnology - Study Mode

[#46] Which of the following detectors does not require a battery and is also known as barrier layer cell?
Correct Answer

(B) Photovoltaic cell

[#47] Which of the following is not true about Absorption spectroscopy?
Correct Answer

(C) Reflection is kept maximum

[#48] In transmission electron microscopy, electron opacity is greatly enhanced by treating the specimen with
Correct Answer

(B) Uranium acetate

[#49] Which of the following is the principle of Golay cell which is used as a detector in IR spectroscopy?
Correct Answer

(A) Expansion of gas upon heating

[#50] Group I lists spectroscopic methods and Group II lists bimolecular applications of these methods. Match the methods in Group I with the applications in Group II . Group I Group II P. Infrared 1. Identification of functional groups Q. Circular Dichroism 2. Determination of secondary structure R. Nuclear Magnetic Resonance 3. Estimation of molecular weight 4. Determination of 3-D structure
Correct Answer

(C) P-1, Q-2, R-4