Question

A mixture contains alcohol and water in the
ratio 3:2. If 4 litres of water is added to the
mixture, the ratio becomes 3 : 4. Find the
quantity of water in the given mixture.​

Answer 1

Answer:

The parathyroid hormone (PTH), secreted by the parathyroid glands, is responsible for regulating blood calcium levels; it is released whenever blood calcium levels are low. PTH increases blood calcium levels by stimulating osteoclasts, which break down bone to release calcium into the blood stream.

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