Slideshow: Hands and ArmsLeft Hand and Vital Organs |
#98, Slide 12 of 716 weeks, 6 days |
| Buy NowFrom The Biology of Prenatal Development. |
Note:The process of progressive notching between digital rays, which allows the individual digits to emerge, is accomplished through the planned death of the cells in this region. This process of programmed cell death is called apoptosis.Label Key:
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| All ages referenced to fertilization, not last menstrual period. |


