Which statement is NOT part of the kinetic theory? all matter is made up of particles

particals collide with each other and their container

particals of matter are locked into permanent positions

Which of the following are the functions of the skeletal system? blood cell production in soft marrow tissues and mineral reserves largest organ of the body for defense and support vitamin d production and pumping blood through vessels voluntary movement and contractile movement

What must be true for natural selection to heppen

Where do the respiratory and circulatory systems meet? a. in the heart b. in the muscles c. in the lungs d. in the brain