<span>it improves muscle tone
it promotes circulation
it prevents T. embolism</span>
The answer is because aerobic and anaerobic respiration to give us energy.<span />
a term you can use could be <u>Variety</u> or a <u>Variant</u>
Answer:
PSI or MB
Explanation:
Atmospheric pressure is expressed in several different systems of units: millimetres (or inches) of mercury, pounds per square inch (psi), dynes per square centimetre, millibars (mb), standard atmospheres, or kilopascals.
Your veins and arteries allow blood to flow to and from the heart to every part over your body. This is what keeps us alive.
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