As a cell approaches the end of the G1 phase it is controlled at a vital checkpoint, called G1/S, where the cell determines whether or not to replicate its DNA. At this checkpoint the cell is checked for DNA damage to ensure that it has all the necessary cellular machinery to allow for successful cell division.
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Before the discovery of antibiotics, there was nothing much anybody could do. Streptococcus pyogenes caused half of all post-birth deaths and was a major cause of death from burns. Staphylococcus aureus was fatal in 80 percent of infected wounds and tuberculosis and pneumonia bacteria were famous killers.
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Explanation:
If the first body has a higher temperature than the 20°c one, then the 20°c body has been outside for longer as the average body temperature is 37°c. And if it has a lower temperature than the 20°c body, then it's been outside for a shorter time as it hasn't lost as much heat.
