4. Explain how the model you developed in Part 2 describes the cycling of matter by convection in Earth's interior. (5 points)

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this

Why does sexual reproduction result in more genetic variation in a species

Which example best describes a reflex action? a. eating food when hungry b. coughing when the throat is irritated c. bending down to lift a heavy object d. going for a walk outside