The GATE Grind

GATE 2024 BT – Question 41

Recombinant DNA Technology and Other Tools in Biotechnology · Analytical tools: Microscopy and spectroscopy · 2 marks · Multiple choice

Match the item in Column I with the corresponding technique in Column II.

Column IColumn II
P. Blue laser1. Electron microscopy
Q. Tungsten filament2. Fluorescence activated cell sorting
R. 15N labelled protein3. Electrophoresis
S. Polyacrylamide4. Nuclear magnetic resonance spectroscopy
  1. P-2; Q-3; R-1; S-4
  2. P-2; Q-1; R-4; S-3
  3. P-3; Q-1; R-4; S-2
  4. P-1; Q-2; R-4; S-3

Practise this question in The GATE Grind →

Show answer and explanation

Correct answer: (B) P-2; Q-1; R-4; S-3

Explanation

A blue laser excites fluorophores in FACS (2), a tungsten filament is the electron source of an electron microscope (1), 15N labelling is used for protein NMR (4) and polyacrylamide is the gel for electrophoresis (3).