Search results
Results from the WOW.Com Content Network
Cell (biology) - Wikipedia ... Cell (biology)
Cytoplasm - Wikipedia ... Cytoplasm
Cell theory - Wikipedia ... Cell theory
Centrosome - Wikipedia ... Centrosome
Cell cycle - Wikipedia ... Cell cycle
Organelle - Wikipedia ... Organelle
Tissue (biology)
Germ layer. A germ layer is a primary layer of cells that forms during embryonic development. [1] The three germ layers in vertebrates are particularly pronounced; however, all eumetazoans (animals that are sister taxa to the sponges) produce two or three primary germ layers. Some animals, like cnidarians, produce two germ layers (the ectoderm ...