Create an account
diseases caused by recessive alleles
albinism, cystic fibrosis, galactosemia, phenylketonuria (PKU), Tay-Sachs disease
an inherited disease of the respiratory system in which excessive mucus clots in the lungs usually results in premature death
lipid accumulation in brain cells; mental deficiencyl blindness; death in early childhood
mental deterioration and uncontrollable movements; symptioms usually appear in middle age
duchenne muscular dystrophy
sex linked disorder that results in the progressive weakening and loss of skeletal muscle
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