Definition that contains x chromosome
- xxx (genetics) abnormal complement of three X chromosomes in a female
- xx (genetics) normal complement of sex chromosomes in a female
- turner's syndrome a chromosomal disorder in females who have only one X chromosome; marked by dwarfism and heart abnormalities and underdeveloped sex organs
- x-linked gene a gene located on an X chromosome
- klinefelter's syndrome syndrome in males that is characterized by small testes and long legs and enlarged breasts and reduced sperm production and mental retardation; a genetic defect in which an extra X chromosome (XXY) is present in the male
- x chromosome the sex chromosome that is present in both sexes: singly in males and doubly in females
- autosome any chromosome that is not a sex chromosome; appear in pairs in body cells but as single chromosomes in spermatozoa
- xxy-syndrome syndrome in males that is characterized by small testes and long legs and enlarged breasts and reduced sperm production and mental retardation; a genetic defect in which an extra X chromosome (XXY) is present in the male
- x-linked recessive inheritance hereditary pattern in which a recessive gene on the X chromosome results in the manifestation of characteristics in male offspring and a carrier state in female offspring
- sex linkage an association between genes in sex chromosomes that makes some characteristics appear more frequently in one sex than in the other