Your answer is Enamel it is the coating on teeth that helps prevent damage.
Answer:
There are many way's we change local ecosystems one way is urbanization.
Explanation:
If the human race keeps building on more land ecosystems will die out and animals will become extinct.
Answer:
from 60 to 100 beats per minute
Answer:
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d1125261252
Explanation: icjvhskcjyucg
According to http://www.ucsusa.org/global_warming/science_and_impacts/science/ozone-hole-and-gw-faq.html#.WQjhDfW...
I think the answer is B.CFC
