This animal has the fewest genes,the simplest body plan,and only four cell types.It is a
A) planarian.
B) placozoan.
C) annelid.
D) roundworm.
E) sponge.
Correct Answer:
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Q5: Which of the following is an embryonic
Q6: Which of the following is the earliest
Q7: Which of the following invertebrates is NOT
Q8: Which of the following is NOT among
Q11: Which of the following is the protist
Q12: Major trends in the evolution of animals
Q13: Most animal lineages evolved during the _
Q13: Archaeopteryx and Sinosauropteryx prima are related to
A)
Q14: Which of the following is NOT a
Q15: Which of the following is NOT true
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