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Questions and Answers
Where are eggs and sperm produced?
Where are eggs and sperm produced?
How many chromosomes does a zygote have?
How many chromosomes does a zygote have?
What is the union of gametes called?
What is the union of gametes called?
What process is absolutely necessary for cell replacement, repair, and production of new organisms in the human life cycle?
What process is absolutely necessary for cell replacement, repair, and production of new organisms in the human life cycle?
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Where does the zygote develop to change from an embryo to a fetus?
Where does the zygote develop to change from an embryo to a fetus?
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