Khan Academy Static

How does your body end up with a wide array of cell types, from the smell receptors in your nose to the detoxifying cells in your liver? Learn how cells become more and more specialized over development, taking on the patterns of gene activity that give them their "fate."

9704_Embryonic_stem_cells.html

9702_Cellular_specialization_differentiation_.html

9705_Bozeman_science_Development_timing_and_coordination.html

9703_Zygote_differentiating_into_somatic_and_germ_cells.html