Textbook Notes (368,434)
Canada (161,878)
Psychology (4,891)
Psychology 1000 (1,619)
Dr.Mike (707)
Chapter 4

psych Summary of chapter 4.doc

2 Pages
66 Views
Unlock Document

Department
Psychology
Course
Psychology 1000
Professor
Dr.Mike
Semester
Fall

Description
Summary of chapter 4: evolution Genotype=> the specific genetic makeup of an individual that is present from birth and never changes Phenotype=>the observable characteristics that can be altered by the environment and other genes Genes=> sequences of DNA that code for proteins that are responsible for a character trait Heritability coefficient=> estimation of how the variation in a characteristic is due to genes -has to do with how much genes contribute to difference within group (NOT and individual) behavioural genetics=> study of how heredity and environmental factors affect psychological characteristics reaction range=> theory that the genetic code allows upper and lower limits to traits Gene math: -if high concordance Monozygotic= share 100% DNA (genetically identical twins) between twins reared Dizygotic= share 50% DNA (fraternal twins/ siblings) apart, it suggests trait is Concordance= both twins share same trait genetically reliable Genetic engineering: -enzymes cut out DNA and recombined with another organism -gene knockout= particular function of a gene is eliminated Key ideas: -genes can turn on or off -dominant trait expresses gene when heterozygous -people with sickle cell disease have a greater chance of surviving malaria (coincidence….no!) -Nature’s past success remain part of our genetic makeup -adopted children share -Idea= if we can turn off or on genes than we should theoretically be able to turn off cancer genes Natural selection:
More Less

Related notes for Psychology 1000

Log In


OR

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


OR

By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.


Submit