Which phrase best describes the role of science in forming the Clean Water Act? reporting cost-effective ways to reduce pollution monitoring how many people suffer from cholera
releasing guidelines to enforce chlorine use at treatment plants
determining the need to create the Environmental Protection Agency

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

photosynthesis makes the glucose that is used in cellular respiration to make atp. the glucose is then turned back into carbon dioxide, which is used in photosynthesis. while water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.

since there are no options posted i'll give you a few examples.

a dolphin's flipper, bird's wing, cat's leg.

you should wear a lead protective shield when having teeth x-rays

hope i

-lavira : )