plants make food by mixing water with energy from the sunlight in its leaves along with carbon dioxide to produce food and oxygen. I personally think its amazing.
As heart rate increases, blood pumps faster through your body and you start to have better reflexes. You brain sends out signals to your legs. This can be an example of the flight or fight response. Your leg and arm muscles tighten up, blood is decreasing from lesser needed spots such as your chest, back, and head areas.
Answer:
Pressure :)))))))........
The answer is: "dopamine" .
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