Answer:
proton
Explanation:
no charge, it weighs 1 amu
A. The great egret. It has a similar hunting area (the edge of the pond) and also eats fish, as well as other similar prey to the great blue heron
Its internal mainly because none of the other words fit and because what happens with the rumbling and vomitting its INTERNAL
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The both decrease genetic variation
Cells get raw materials- including water, oxygen, minerals and other nutrients from the foods you eat. They let in raw materials through the cell membrane: the thin, elastic structure that forms the border of each cell.