"Invaginate" Quotes from Famous Books
 ... ar. is the cavity of the gastrula, the archenteron; b.p. is its opening or blastopore. Such a gastrula, formed mainly by overgrowth of the epiblast, is called an epibolic gastrula, as distinguished from the invaginate gastrula of amphioxus. The difference is evidently entirely due to the presence of yolk, and the consequent modification of ...
— Text Book of Biology, Part 1: Vertebrata • H. G. Wells |
