The GATE Grind

GATE 2024 BT – Question 22

Plant, Animal and Microbial Biotechnology · Animals: Culture media and growth conditions, preservation, anchorage dependent and independent culture, growth kinetics, carrier culture · 1 mark · Multiple choice

Which one of the following is an insect cell line?

  1. HEK 293
  2. Sf9
  3. DH5α
  4. CHO

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Show answer and explanation

Correct answer: (B) Sf9

Explanation

Sf9 comes from the fall armyworm Spodoptera frugiperda. HEK 293 is human, CHO is hamster and DH5α is an E. coli strain.