❓ Câu hỏi According to the passage, what was the primary finding of Paine's experiment with starfish?
- A. A) Starfish are the top predators in tidal pools and control all other species.
- B. B) Removing starfish led to a decrease in mussel population and increased biodiversity.
- C. C) The absence of starfish caused mussels to dominate and reduced overall species diversity.
- D. D) Keystone species are always the most abundant organisms in an ecosystem.