Answer:
common ancestor. ... Mammals share the homologous structure of the vertebrae in common.
Explanation:
Answer:
Transmission electron Microscope
Explanation:
It produces thin slices of photography and extremely tiny things. The disadvantages are that its expensive, and you cannot test living things with it, its also massive
Its A
The electron cloud model consisted of a dense nucleus surrounded by a cloud of electrons like a fan. Hope this helps.<span>
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