1. What strengths and limitations do the clinical (or case study) method and ethnography have in common? 3. What is epigenesis, and how does it differ from range of reaction and geneticenvironmental correlation? Provide an example of epigenesis. 4. Links between family and community foster development throughout the lifespan. Cite several examples from our discussion that support this idea. 5. Why is genetic counseling called a communication process? Who should seek it? 6. Using your knowledge of X-linked inheritance, explain why males are more vulnerable than females to miscarriage, infant death, genetic disorders, and other problems. 7. Why is the period of the embryo regarded as the most dramatic prenatal period? Why is the fetal period called the growth and finishing phase? 8. What functions does REM sleep serve in young infants? Can sleep tell us anything about the health of the newborns central nervous system? Explain.