Lamarck said that a species could trait during its . Darwin said it happened over .

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True statement gravity force is more on bigger mass, less on smaller mass.all mass fall on planet with same acceleration and speeds

To wear the full equipment.

Although i don't know what is the simulated system, starfish are predators that eat mostly  microalgae,  snails, sponges, bivalves, mussels and other small marine animals. removing starfish from any system would definitely increase this animals that they prey.