Comparative Embryology- Principle, Significance
Comparative embryology is the branch of embryology that compares and contrasts embryos of different species, showing how all animals are related. Put simply, comparative embryology is the comparison of embryo development across species. All vertebrate embryos follow a common developmental path due to their common ancestry. They pass from single cells to multi-celled zygotes, clumps of cells called morulas, and hollow balls of cells called blastulas, …