How does a prediction help to design a controlled experiment?

answer; /// i believe the correct answer is (reactants);

answer: 4

explanation: 8

i think its control and coordinate because im pretty sure thats what tissue does and the joints are what control movement and then your skeletal/ bones provides portection. hope that .

on the planet jupiter, the acceleration due to gravity is approximately 26 m s2 , roughly 2.7 times the acceleration due