Home › AP EAMCET › Biology › Zoology Unit 4: Animal Diversity-II: Phylum Chordata › Chordates are deuterostomes, so during developme…
Chordates are deuterostomes, so during development the
Aanus forms before the mouth
Bmouth forms before the anus
Cmouth and anus form together
Danus fails to form later
Answer & Solution
Correct answer: A. anus forms before the mouth
In deuterostomes the blastopore becomes the anus and the mouth forms later.
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