Regina Avraham Books
The circulatory system
Describes the organs of the circulatory system and their function. Also discusses heart problems and how they may be avoided.
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The reproductive system
Discusses aspects of reproduction, including heredity, pregnancy, and contraception, and explains the stages of growth from fertilization to birth.
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The reproductive system
Discusses aspects of reproduction, including heredity, pregnancy, and contraception, and explains the stages of growth from fertilization to birth.
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