The whole human body is a lever system, that's how muscle work. Your joins are the fulcrum, your muscle contracts and hence is the effort. On the other side, whatever you're holding and the weight of your hand is the load. There are all 3 classes of lever system in your body.
Answer:
independent variable is number of apples
dependent variable is grades
In ecology, the competitive exclusion principle, sometimes referred to as Gause's law of competitive exclusion or just Gause's law, is a proposition that states that two species competing for the same resource cannot coexist at constant population values, if other ecological factors remain constant.
Initiation , elongation, termination
