two alles are the same
two alleles that are different
Phenotype & Genotype
1. the physical appearance of an organism
2. the alleles(letters) that an organism inherits
The diagram of inheritance of a trait through a family
An individual who is heterozygous but does not show the recessive trait
Universal donor and recipient
d= type O blood, r= type AB blood
Different versions of a trait
An overpowering trait that requires inheriting only one allele
A weaker trait that requires inheriting two of the same alleles.
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions above and try again
Reload the page to try again!
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.
Your microphone is muted
For help fixing this issue, see this FAQ.
NEW! Voice Recording
Click the mic to start.