The answer is B.The respiratory system supplies the oxygen that the cardiovascular system transports to the different cells for the production of energy.
The machine is plugged into an electrical source, which gets the motor's wheel spinning. The machine is then unplugged and the wheel keeps spinning under its own inertia. Then electrical energy is extracted from the spinning wheel
Except: Cells need energy to survive.
That's the Answer.
Answer:
[A] Cell
[D] Organ System
[D] Skeletal System
Explanation:
[1] The smallest independently functioning unit of an organism is a(n) cell.
[2] A collection of similar tissues that performs a specific function is an Organ system.
[3] The body system responsible for structural support and movement is the Skeletal System
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