image/svg+xml
Chromosome
2008-11-26
http://commons.wikimedia.org/wiki/User:Tryphon
http://commons.wikimedia.org/wiki/Image:Chromosome-upright.png
Chromosome
(1) Chromatid. One of the two identical parts of the chromosome after S phase;
(2) Centromere. The point where the two chromatids touch, and where the microtubules attach;
(3) Short arm;
(4) Long arm.
In accordance with the display rules in Cytogenetics, the short arm is on top.
http://commons.wikimedia.org/wiki/User:Magnus_Manske
http://commons.wikimedia.org/wiki/User:Dietzel65
0.2 – 20 µm
1
4
2
3