Use the graph below to describe how the density of water changes of the water temperature is increased between 0 degrees Celsius and 4 degrees Celsius; at 4 degrees; Celsius between 4 degrees Celsius and 10 degrees Celsius

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.

Hello therethe ability of a muscle to produce prolonged effort is muscle answer: the ability of a muscle to produce prolonged effort is muscle  flexibility