Answer:
It depends on the temperature under earth's surface for the land movement on the surface (for example earthquakes happen from the pressure and movement of tectonic plates). When gravity pulls down rocks inside the layers a new seafloor spreads on the surface.
Explanation:
Hi sorry but i don't have an idea but i know that a dna profile is based on fingerprints I'm not exactly sure have a nice day
Answer:
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When boys go through puberty their voices change and they start to grow hair on different area of their body such as their chest, face and pubic area. Also they will start to get acne