PY 101 Chapter 36: Module 36

• School: University of Alabama
• Department: Psychology
• Course: PY 101
• Professor: Tammi Carroll

Document Summary

Chromosomes- rod-shaped structures that contain all basic hereditary information o. Genes- the parts of chromosomes through which genetic information is transmitted o. Zygote- the new cell formed by the union of an egg and sperm: germinal period- first 2 weeks of the pregnancy. Embryo- a developed zygote that has a heart, a brain, and other organs o. Embryonic period- week 2 through week 8 of a pregnancy. Fetus- a developing individual from 8 weeks after conception until birth. Age of viability- the point at which a fetus can survive if born prematurely o. 2-5% of children are born with serious birth defects o. Phenylketonuria (pku)- a child born with the inherited disease phenylketonuria cannot produce an enzyme that is required for normal development. Children diagnosed placed on special diet to promote normal development. Children affected may experience episodes of pain, jaundice eyes, stunted growth, and vision problems o. Tay-sachs disease- body"s inability to break down fat.