New York , NY
Normal Female Karyotype
Photograph - Photograph
Color enhanced micrograph of a normal human, female karyotype. A cell contains 46 chromosomes grouped into 23 pairs. The 23rd pair are the sex chromosomes. Females have two of the same kind of sex chromosome (XX), while males have two distinct sex chromosomes (XY). The complete set of all (usually 23) chromosomal pairs, arranged and displayed by size, is known as an individual's karyotype.
March 13th, 2013
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