例句與造句

1. Each bud is separated from the ectomesenchyme by a basement membrane.
2. A malignant tumor of migratory neural crest ( ectomesenchyme ) remnants showing ganglionic, schwannian, melanocytic and rhabdomyoblastic differentiation.
3. The most accepted theory suggests that this tumor arises from remnants of migratory neural crest cells and thus from the ectomesenchyme.
4. Ectomesenchymal cells congregate deep to the bud, forming a cluster of cells, which is the initiation of the condensation of the ectomesenchyme.
5. However, the smooth muscle within the Aorta and Pulmonary arteries ( the Great Arteries of the heart ) is derived from ectomesenchyme of neural crest origin, although coronary artery smooth muscle is of mesodermal origin.
6. It's difficult to find ectomesenchyme in a sentence. 用ectomesenchyme造句挺難的