PSY E111 Chapter Notes - Chapter 6: Vitamin A, Psych, Caffeine
Document Summary
Trying to figure out what is causing the changes over the lifespan. Longitudinal one person or group of people and study them over a long period of time. Can be incredibly expensive; people may die or lose interest. Combines longitudinal and cross sectional studies. Development is a product of interaction between nature vs. nurture. Dna special genetic material of an organism. Gene section of dna having the same arrangement of chemical elements. Chromosome tightly wound strand of genetic material or. Dominant gene that actively control the expression of a trait. Recessive a gene that only influences the expression of a trait when paired with an identical gene. Zygote cell resulting from egg cell union divides into many cells. Identical one egg, one sperm that splits into two zygotes same genetic material identical material. Fraternal two eggs, two sperm different genetic material. First 2 weeks zygote moves and implants into the lining of the uterus.
