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All cells that have a nucleus, including plant, animal, fungal cells, and most single-celled protists, also have mitochondria. Mitochondria are…
CellsCell organellesMitochondriaPlant mitochondriaEndosymbiosisIllustration of the animal-vegetal gradient in Xenopus laevis ( African clawed frog) eggs after fertilization.
BlastulaOrganismsIllustration of the movement of the three hemispheres of cells, the animal cap (dark green) the marginal zone (lime green) and the ventral cap (yel
BlastulaGastrulationEctodermEndodermOrganisms