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As you increase exercise and muscle activity, your heart rates increases. That is one feedback mechanism. Your heart delivers oxygen and nutrients to your muscle and other parts of the body quicker.
Answer:
Your answer is 4. Hope this helps you. Have a great day! :)
Explanation:
The shelf life for feed that is fortified with non-stabilized vitamin c is approximately 3 months before it oxidizes and losses its antioxidant qualities. It does not expire the moment the packaging is damaged and the product is exposed to light or air.
The zygote undergoes mitosis where it divides and doubles it's cells. This is called the germinal phase.