Most of the animals alive today
A) are vertebrates.
B) are invertebrates.
C) are really colonies of protist cells.
D) are choanoflagellates.
Correct Answer:
Verified
Q17: Which of the following groups includes both
Q18: Organisms with true radial symmetry
A)have their sense
Q19: Complete metamorphosis is considered to occur in
Q20: Which part of this figure shows the
Q21: The digestive tract of a nematode is
Q23: A dog's head is at its _
Q24: Which mollusc group includes primarily sedentary animals
Q25: The traits that are unique to insects
Q26: The insect body plan includes many groups
Q27: Which of the following is true of
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