Module #3
Terms
undefined, object
copy deck
- Chromosomes
- threadlike structures made of DNA that contain genes
- behavior genetics
- study of the relative power and limits of genetic and enviornmental influences on behavior
- identical twins
- twins developed from a single egg that split in two; genetically identical
- mutations
- random errors in gene replication
- DNA
- molecule containing genetic info that makes up chromosomes
- genes
- biochemical units of heredity that make up chromosomes
- evolutionary psychology
- study of evolution of behavior and the mind
- fraternal twins
- twins who develop from separate eggs; no more similar than any other brother and sister
- interaction
- the effect of one factor dependability on another factor (environment on heredity)
- heritability
- the proportion of variation among individuals that we attribute to genes.
- genome
- complete set of instructions for making an organism
- environment
- every nongentic influence from prenatal nutrition to people and things around us
- gender
- biologically or socially influenced characteristics that define male and female
- natural selection
- survival of the fittest; inherited trait that contributes to reproduction and is likely passed on to succeeding generations
- molecular genetics
- subfield of biology that studies the molecular structure and function of genes