Biology 5090 · O Level · Effects of temperature and pH

Effects of temperature and pH — practice question

Single-cell protein may be made by culturing a fungus in a fermenter. Why does the fermenter need a cooling unit?

  • AFungi produce protein faster at low temperatures.
  • BThe air bubbles generate heat as they float upwards.
  • CThe glucose syrup is too warm when it is added to the fermenter.
  • DThe fungus releases heat as it respires.

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