Answer:
you don't earn money while volunteering
volunteering aboard can be expensive
many volunteers have too high expectations
Explanation:
I searched it up and took time to read
Answer:
NERVOUS AND ENDOCTRINE are activities that takes place in the cells
Pericardium or pericardial sac.
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The correct answer is
Stasis
Population becomes isolated
After rapid change in isolated population
Reintroduction