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HCS Biology
Chpater 5.6 (BJU Press)
| Term | Definition |
|---|---|
| sex chromosome | A special chromosome (in humans, X or Y) that determines whether an organism will be male or female. |
| autosome | Any chromosome other than a sex chromosome (X or Y) |
| sex-linked trait | An inherited characteristic for which there is a gene on the X or Y chromosome but not on the other. |
| hemophillia | Bleeder's disease; a genetic disorder in which a blood chemical for blood clotting is not produced. |
| carrier | A heterozygous organism that is normal for a trait but has a recessive gene for an undesirable trait or can transmit that gene to an offspring. |