CineBlood Formation in Liver |
Compre ahoraDe La biología del desarrollo prenatal |
Guión: By 6 weeks, blood cell formation is underway in the liver where lymphocytes are now present. This type of white blood cell is a key part of the developing immune system. The diaphragm, the primary muscle used in breathing, is largely formed by 6 weeks. |
Todas las edades en referencia a la fecundación, no al último período menstrual.
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