If a researcher electrically stimulates the reticular formation in an animal, the animal will immediately wake up and be alert. Its purpose is to have some control of sensory signals and thus has the ability to alert the body when it is tired or needs to be awake.
Temperate grasslands have hot summers and cold winters. Summer temperatures can be well over 100 degrees Fahrenheit, while winter temperatures can be as low as -40 degrees Fahrenheit. They typically have between 10 and 35 inches of precipitation a year, much of it occurring in the late spring and early summer.
The answer is B. Speed up chemical reactions. Hope this helps.
<span>''Science is the </span>study<span> of the </span>world around<span> us''.</span> The steps are explore, ask questions, and formulate a response to what your making and observation of.