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Explanation:
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Answer:
Lobe-finned fish are thought to be the close relatives to tetrapods because of the fact that the fins are very flexible and potentially useful for supporting the body on land, as in lungfish and tetrapods.
Explanation:
Answer:
<h2>H³PO⁴</h2>
Explanation:
<h2>Phosphoric acid (orthophosphoric acid, monophosphoric acid or phosphoric(V) acid) is an inorganic compound with the chemical formula H3PO4. Phosphoric acid is a colorless solid, it is commonly encountered as an 85% aqueous solution, which is a colourless, odourless, and non-volatile syrupy liquid.</h2><h2 />
Answer: Your respiratory system breathes it in, the circulatory system transports it around the body
