Answer:
The immune system similar to a tiny police force that always patrols every organ and tissue inside the body. It works closely with the circulatory system for shipment needs and the lymphatic system for the production of lymphocytes.
Explanation:
B - 17
The atomic number always matches the number of protons, or 17 p as listed in the image.
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Answer:
This is because cell walls protect the cells and allow plants to grow to great heights.
Explanation:
Cells walls are made of a cellulose are only found in plant cells.
Because they make up the body and have various purposes
