Prairie dogs create a safe home for their young by creating underground burrows.
Answer:
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Explanation:
The circulatory and respiratory systems work together to circulate blood and oxygen throughout the body.
While the digestive system collects and removes undigested solids, the excretory system filters compounds from the blood stream and collects them in urine.
The immune system is like force that constantly patrols every organ and tissue in your body.
nervous system to control the creation of specific hormones and enzymes.
Reproductive hormones affect the development of the nervous system.
The musculoskeletal provides form, support, stability, and movement to the body.
Renewable energy sources include hydropower<span>, wood biomass (used to generate heat and electricity), alternative biomass fuels (such as ethanol and </span>biodiesel<span>), waste, </span>geothermal<span>, wind, and </span>solar<span>.</span>
They are condensing in the prophase stage
