Which organismal group was first to evolve an endoskeleton
Problem: Which organismal group was the first to evolve an endoskeleton?
a. Insects
b. primitive bony fish
c. seastars
d. lancelates
e. earthworms
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Problem: Explain how you could conduct a lab focusing on photosynthesis.
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selective pressures in similar environments evolved similar forms or anatomical structures in known as divergent evolution.
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