Answer: Exercise causes the heart to pump blood into the circulation more efficiently as a result of more forceful and efficient myocardial contractions, increased perfusion of tissues and organs with blood, and increased oxygen delivery. Aerobic exercise trains the heart to become more efficient.
Explanation:
PLEASE MARK ME AS BRAINLIEST
Answer:
true there was a moon near earth
The purpose of engineering the virus is to be able later to make medicine and the big companies will make a lot of money selling their medicine.
Answer:
With sufficient stimulation, mature sperm travel from the epididymis through the vas deferens, a muscular tube, which propels sperm forward ...
Explanation:
Answer: the law of c<span>onservation of energy.
</span>
This law applies to <span>isolated system and means that the total energy in a given frame of reference is conserved over time. Its</span><span> not created or destroyed and can only be converted from one form to another.
</span>The <span>conservation of energy can be proven by the Noether theorem.</span>
