Create an account
The sex chromosome found in men and women; females have two x chromosomes (XX), males have one x and one Y(XY)
The sex chromosome found only in males. When paired with an X chromosome from the mother, it produces a male child.(XY)
A threadlike strand in the nucleus that controls cell
activity and carries genetic material to pass traits to offspring. Humans have 23 pairs of chromosomes.
The reproductive process that involves only
one parent and produces offspring that are identical to the parent.
The reproductive process that involves two
parents who combine their genetic material to produce a new
organism, which differs from both parents.
A fertilized egg.The result of sexual reproduction when each parent contributes half of the DNA necessary for the offspring
Transfer of pollen from the male reproductive structure to the female reproductive structure
Human Genome Project
First detailed map of every gene in the human ( approximately 20,000-25,000 genes); focus-to reverse human disease
Deoxyribonucleic acid, the material that contains the information that determines inherited characteristics
Sex Linked Trait
A trait that is determined by a gene found on one of the sex chromosomes, such as the X chromosome or the Y chromosome in humans
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