例句與造句

1. Sox2 inhibits differentiation into the mesendoderm germ layer and promotes differentiation into neural ectoderm germ layer.
2. Pax-6 is expressed as a transcription factor when neural ectoderm receives a combination of weak Sonic Hedgehog and a strong TGF-Beta signaling gradients.
3. Early inductive effects of the axial mesoderm upon the overlying neural ectoderm is the mechanism that establishes the length dimension upon the brain primordium, jointly with establishing what is ventral in the brain ( close to the axial mesoderm ) in contrast with what is dorsal ( distant from the axial mesoderm ).
4. It's difficult to find neural ectoderm in a sentence. 用neural ectoderm造句挺難的