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Feldman Module 25
Nature, Nurture & Prenatal Development
Question | Answer |
---|---|
What is a zygote? | The new cell formed by the union of an egg and sperm. |
What is an embryo? | A developed zygote that has a heart, a brain, and other organs. |
What is a fetus? | A developing individual, from eight weeks after conception until birth. |
What are teratogens? | Environmental agents such as a drug, chemical, virus, or other factor that produce a birth defect. |
What is age of viability? | The point at which a fetus can survive if born prematurely. |
What is longitudinal research? | A research method that investigates behavior as participants age. |
What is the nature-nurture issue? | It asks how and to what degree environment and heredity produce their joint effects. |
What are identical twins? | Twins who are exactly the same genetically. |
What is cross-sectional research? | A research method that compares people of different ages at the same point in time. |