Rovers explore the surfaces of
planets and moons

The answer is True .

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.

Hybridization occurs frequently in naturethe act or process of mating organisms of different varieties or species to create a hybrid. (molecular biology) the process of forming a double stranded nucleic acid from joining two complementary strands of dna