<span>The placenta remains intact is not true about stage 3 of the birthing process. It is already delivered as part of stage 3. </span>
They return nutrients from waste or dead organisms back into the ecosystem to be recycled.
Answer:
producers make their own energy
The nasal cavity is the hollow pipe (your nostril and upwards) that is covered with hairs and muscus membrane. Its main functions are to warm, moisturise, and filter air before it entering the body.
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Puffin