PSYC 1000 Chapter Notes -Physical Attractiveness, Observational Error, Human Sexuality

• School: University of Guelph
• Department: Psychology
• Course: PSYC 1000
• Professor: Harvey Marmurek

Document Summary

Textbook: psychology tenth edition in modules authored by david g. myers. The plans for your own book of life run to 46 chapters 23 donated by your mother"s egg and 23 by your father"s sperm. Each of these 46 chapters, called a chromosome, is composed of a coiled chain of the molecule dna; genes are the small segments within that form the words of those chapters (20,000 to. 25,000: genes can be active (expressed) or inactive. Share 96% of our dna sequence with chimpanzees. Although identical twins have the same genes, they don"t always have the same number of copies of those genes; explains why one may be more at risk of certain illness. Most share a placenta but 1 in 3 ha two separate placentas explaining some differences: fraternal twins dizygotic; womb mates o, separated twins despite being separated for 38 years, virtually alike (jim lewis and jim.