The most ancient deuterostomes are
A) annelids.
B) echinoderms.
C) mollusks.
D) arthropods.
Correct Answer:
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Q3: Triploblastic animals are
A)acoelomate.
B)pseudocoelomate.
C)coelomate.
D)partially coelomate.
Q4: Which of the following statements is correct?
A)In
Q5: The first animals to show true tissues
Q6: All animals
A)eat other animals.
B)are multicellular.
C)reproduce sexually.
D)are triploblastic.
Q7: Which of the following is a parasitic
Q9: Which of the following characteristics would be
Q10: Which of the following pairs is correctly
Q11: Platyhelminthes can live without a circulatory or
Q12: If multicellular organisms have distinct cell types,this
Q13: The three cell types found in sponges
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