知識(shí)貝殼
知識(shí)貝殼
Definition:Biogenetic law,in biology,a law stating that the earlier stages of embryos ofspecies advanced in the evolutionary process,such as humans,resemble the embryos of ancestralspecies,such as fish.生物發(fā)生律shēng wù fā shēng lǜ亦稱重演律,認(rèn)為生物個(gè)體發(fā)育是其所在類群系 ......（本文共 454 字 ） [閱讀本文] >>