What do many organisms with deuterostome development have in common?
A) Adults are bilaterally symmetrical.
B) Embryos have pharyngeal pouches that may or may not form gill slits.
C) All have a spinal column.
D) The blastopore formed during gastrulation becomes the anus.

Question

Quizplus · Accepted Answer

Deuterostomes are characterized by the blastopore, the first opening that forms during early embryonic development, becoming the anus. This is a key feature distinguishing them from protostomes, where the blastopore becomes the mouth.

What Do Many Organisms with Deuterostome Development Have in Common