1.) is a 2.) is probably B. and 3.) is most likely a
Answer:
Ovoviviparous
Explanation:
Embryos develop inside the mother's body using an egg yolk for nourishment is a mode of reproduction called ovoviviparity.
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The unified cell theory states that: all living things are composed of one or more cells; the cell is the basic unit of life; and new cellsarise from existing cells. Rudolf Virchow later made important contributions to this theory. ... Thecell is the fundamental unit of structure and function in living things.
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