You discover a fossil of an organism that came from a deep marine environment. The fossil has no mouth or gastrointestinal tract, and your colleague thinks that it cannot be that of an animal. Is your colleague correct?
A) Yes, because all animals have mouths.
B) Yes, because all animals have gastrointestinal tracts.
C) Yes, because all animals have both mouths and gastrointestinal tracts.
D) No, because some animals lack both mouths and gastrointestinal tracts.
Correct Answer:
Verified
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