D. radial symmetry evolved at least twice in unrelated invertebrates groups
Answer:
Changing their external environment
Explanation:
No! It actually does not, regardless of some beliefs.
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Cell wall New cell wall must also form around the two cells. This new developing cell walls between the cells is known as a division septum.
Answer:
Mitosis
Explanation:
Mitosis produces new cells, and replaces cells that are old, lost or damaged for a person's body cells.
