Create an account
genetic drift from drastic reduction in population size, surviving population no longer representative of original population
genetic drift when few individuals isolated from larger population, composition of new population's gene pool not reflective of original population
form of natural selection where individuals with certain characteristics more likely than other individuals to obtain mates
natural selection maintains stable frequencies of two or more phenotypic forms in population
descent with modification
all life is connected by common ancestry, descendants have accumulated adaptions to changing environments over time
hardy weinberg equilibrium
allele and genotype frequencies of a population remain constant if population is large, mating is random, and no mutation, gene flow, or natural selection
directional selection resulting from excessive or incorrect use of antibiotics
Please allow access to your computer’s microphone to use Voice Recording.
Having trouble? Click here for help.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!Reload
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Please upgrade Flash or install Chrome
to use Voice Recording.
For more help, see our troubleshooting page.
Your microphone is muted
For help fixing this issue, see this FAQ.
Star this term
You can study starred terms together