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1 vote
During the gastrula stage of embryo development, the cuplike opening becomes the mouth in _[blank]_.

placental mammals


chordates


deuterostomes


protostomes

User Rmalmoe
by
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2 Answers

4 votes

Answer: placental mammals

Step-by-step explanation:

User FishStix
by
7.5k points
4 votes

Answer:

the cup like opening becomes the mouth in placental mammals, including humans.

User Alexdets
by
8.4k points
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