Discussion
The spore protects the genomic DNA from
Answer: D
Correct answer: all of the above
The endospore protects its DNA against heat, chemicals and radiation alike. Its defences are the dehydrated core, the calcium dipicolinate that stabilises the DNA, the small acid-soluble proteins that coat it, and the thick cortex and coats outside. This is why boiling will not sterilise and autoclaving is required.
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