HDFS220 Study Guide - Comprehensive Final Exam Guide - Hormone, Twin, Nervous System

• School: University of Delaware
• Department: Human Development and Family Studies
• Course: HDFS220
• Professor: V U Jennifer

Document Summary

Domains of development : physical development: height, weight, gross motor skills, cognitive development: speech, math/reasoning skills, literacy, social-emotional development: peer interaction, express/understand emotions. Community: collectivism: the cultural value that emphasizes obligations to others within your group, individualism: cultural value that emphasizes the importance of the individual with emphasis on the independent/reliance on one"s own abilities. Sperm: fraternal twins or- dizygotic, 2- one egg fertilized by 1 sperm and splits during development. Identical twins or- monozygotic: never by heritability always by chance. Identical twins=same genetic makeup can have different personality characteristics due to environmental aspects (think. Nature and nurture: chromosomes/bases, dna=makeup of genes genes=makeup of chromosomes, genes hold info to make proteins, chemical bases, guanine (g) and cytosine (c, adenine (a) and thymine (t) Behavioral genetics : studying how much a behavior/trait is attributable to 1) genotype or 2) child"s environment, establish level of heritability, by studying , adopted children biological genes vs. environmental impact, comparing identical and fraternal twins.