Answer:
When exposed to high temperatures, fluorotelomers break down into PFOA(Perfluorooctanoic acid), a compound transmitted directly to the fetus which has been linked to developmental problems, as well as cancer, liver disease, and thyroid disease
Explanation:
A, it is a self-defence mechanism, where they only do it if they have to.
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Answer:
Explanation:
Researchers can use molecular homologies to reveal the number of mutations in a particular sequence that has occurred in each species since they diverged from a common ancestor