HyperDic: sex_chromosome

English > 1 sense of the expression sex chromosome:
NOUNbodysex chromosome(genetics) a chromosome that determines the sex of an individual
English > sex chromosome: 1 sense > noun 1, body
Meaning(genetics) a chromosome that determines the sex of an individual.
Example"mammals normally have two sex chromosomes"
Categorygenetics, genetic scienceThe branch of biology that studies heredity and variation in organisms
NarrowerXX(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
X chromosomeThe sex chromosome that is present in both sexes
Y chromosomeThe sex chromosome that is carried by men
BroaderchromosomeA threadlike strand of DNA in the cell nucleus that carries the genes in a linear order

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