sex chromosome

Noun
  1. (genetics) a chromosome that determines the sex of an individual (synset 105451227)
    "mammals normally have two sex chromosomes"
    referred to in: genetic science, genetics - the branch of biology that studies heredity and variation in organisms
    is a type of: chromosome - a threadlike strand of DNA in the cell nucleus that carries the genes in a linear order
    subtypes:
    • x chromosome - the sex chromosome that is present in both sexes: singly in males and doubly in females
    • xx - (genetics) normal complement of sex chromosomes in a female
    • xxx - (genetics) abnormal complement of three X chromosomes in a female
    • xxy - (genetics) abnormal complement of sex hormones in a male resulting in Klinefelter's syndrome
    • xy - (genetics) normal complement of sex hormones in a male
    • xyy - (genetics) abnormal complement of sex hormones in a male who has two Y chromosomes
    • y chromosome - the sex chromosome that is carried by men

Found on Word Lists

Other Searches