Science Source Feb 2010
EN_90286490_0333
![Science Source Feb 2010](img/medium/arch1/dvd0113/25/EN_90286490_0333.jpg)
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) chromasomal pairs, arranged and displayed by size, is known as an individual's karyotype.
2010-02-13
EAST NEWS
Science Source
Omikron
9b0914
1,07MB
28cm x 36cm by 300dpi
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