Answer:
Heredity
Explanation:
the passing on of physical or mental characteristics genetically from one generation to another
Hey there,
The answer is <span>high CO2 levels in the CSF.
Hope this helps :))
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Yes, it is due to the presence of our diet. Meaning a persons digestive system can function non properly if using a different diet or if you have a poor diet, or a diet that does not fit to your body’s standard. So yes a persons digestive system is based on your diet.
The answer is natural selection