Answer: Our kidneys filter out excess ions from our blood so that they can be excreted through urine. If the concentration of ions is too high, the kidneys make sure to filter as much of them as they can out of the body. If there are not enough ions, the kidneys will filter them back into the system.
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Answer:
A
Explanation:
Nrcause meow kej focus so
Answer:
If blood glucose is high insulin is low
Explanation:
It is the area where the two chromatids of a chromosome attach to each other
