I think it is erosion (2) because erosion removes soil, rock, and dissolved material.
Digestive System, Stomach, Stomach Lining, Epithelial Stomach Cells.
Pretty sure unless its reverse.
Answer:
Pythons and boa constrictors have tiny hind leg bones buried in muscles toward their tail ends. Such features, either useless or poorly suited to performing specific tasks, are described as vestigial. ... Vestigial legs are a clue that snakes descended from lizards.
Explanation:
Hope it helps!
If not, I'm sorry I couldn't help :(
This process is called <span>Peristalsis.
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