Flashcards in Module 8 Deck (5)
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Conception
A single sperm cell penetrates the outer coating of the egg and fuse to form one fertilized south.
1
Zygote
Fertilized sell with 100 cells, which become increasingly diverse. At about 14 days the zygote turns into an embryo.
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Teratogens
Chemicals or viruses that can enter the placenta and harm the developing fetus.
3
Developmental psychology
A branch of psychology that studies physical, cognitive, and social change throughout the lifespan.
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