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entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)

physical entity go
an entity that has physical existence

object, physical object go
a tangible and visible entity

whole, unit go
an assemblage of parts that is regarded as a single entity

natural object go
an object occurring naturally

body go
an individual 3-dimensional object that has mass and that is distinguishable from other objects

chromosome go
a threadlike strand of DNA in the cell nucleus that carries the genes in a linear order

sex chromosome
(genetics) a chromosome that determines the sex of an individual

noun.body

7 Subcategories

X chromosome go
the sex chromosome that is present in both sexes: singly in males and doubly in females
XX go
(genetics) normal complement of sex chromosomes in a female
XXX go
(genetics) abnormal complement of three X chromosomes in a female
XXY go
(genetics) abnormal complement of sex hormones in a male resulting in Klinefelter's syndrome
XY go
(genetics) normal complement of sex hormones in a male
XYY go
(genetics) abnormal complement of sex hormones in a male who has two Y chromosomes
Y chromosome go
the sex chromosome that is carried by men