Multiple choice

Which of the following macro-nutrients provides heat resistance to endospores?

  1. Potassium

  2. Magnesium

  3. Calcium

  4. Iron

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Calcium provides heat resistance to endospores. Calcium forms calcium dipicolinate in endospores. It may aid in resistance to heat and oxidising agents.