RHCh3 - Myers EXPL ORIN G PSYCHOLOGY (7th Ed) Chapter 3 The...

Info iconThis preview shows pages 1–8. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Myers EXPL ORIN G PSYCHOLOGY (7th Ed) Chapter 3 The Nature and Nurture Of Behavior James A. McCubbin, PhD Aneeq Ahmad, Ph.D. (modified by Ray Hawkins, Ph.D.) Worth Publishers Genes: Our Biological Blueprint To what extent are we shaped by our heredity ( nature ) and by our life history (of our nurture )? Chromosomes threadlike structures made of DNA that contain the genes DNA (deoxyribonucleic acid) complex molecule containing the genetic information that makes up the chromosomes has two strands-forming a double helix- held together by bonds between pairs of nucleotides Genes: Our Biological Blueprint Genes biochemical units of heredity that make up the chromosomes a segment of DNA capable of synthesizing a protein Each human is estimated to have about 30,000 genes. We are 99.9 similar in our DNA Human traits are influenced by gene complexes--- many genes acting in concert (e.g., intelligence) Genes: Their Location and Composition Nucleus Chromosome Gene Cell DNA Genetics: Mendelian Theory Evolutionary Psychology Natural Selection the principle that, among the range of inherited trait variations, those that lead to increase reproduction and survival will most likely be passed on to succeeding generations Mutation : a random error in gene replication that leads to genetic damage Of our .10% genetic differences, 6% are differences among races, 8% are differences within a race, and over 85% are individual variations within local groups. Why are we so much alike? Evolutionary Psychology Evolutionary Psychology the study of the evolution of behavior and the mind, using the principles of natural selection Example: breeding friendly foxes...
View Full Document

This note was uploaded on 08/12/2008 for the course PSY 301 taught by Professor Pennebaker during the Spring '07 term at University of Texas at Austin.

Page1 / 25

RHCh3 - Myers EXPL ORIN G PSYCHOLOGY (7th Ed) Chapter 3 The...

This preview shows document pages 1 - 8. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online