<u>d) observing how the heart contracts to pump blood
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It’s fine you can always try and make it up for next term
Marathon’s consist of running/jogging/sprinting long distances, so first off it would be a good idea to increase stamina, which would be done by jogging everyday, increasing your distance everyday. Stretch your calf muscles upper leg muscles to avoid cramps while running too.
Answer:
Reported to the health department
Answer: That is true.
Explanation: Records are also how people keep history of nations and timelines.