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Question 1
Which of the following characteristics is NOT true about deuterostomes?
Select one:
a. The second opening during embryonic development becomes the mouth.
b. They include the echinoderms and humans.
c. They have a coelom.
d. They include the simplest of invertebrates.
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Question 2
The term " deuterostome " refers to
Select one:
a. having a spiny skin.
b. having three germ layers.