The graph below shows the effect of carbon dioxide levels on the rate of photosynthesis. Rate of Photosynthesis
r
Carbon dioxide level
If the amount of carbon dioxide available to the plant approaches zero, what will happen to the plant's rate of photosynthesis?
OA. It will decrease.
ОВ. .
It will not change.
OC.
It will increase, then decrease.
OD. It will increase.
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The rate of photosynthesis will decrease.

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.

sound moves fastest in solids because the molecules are tightly packed and it allows sound to vibrate