Based on what you know about DNA, can you think of a reason why it might be a good idea to have a sample of your DNA or your future children's DNA preserved in storage somewhere?

the atomic number of magnesium is 12. its nucleus must contain 12 protons and no electrons. the atomic number of an atom is determined by the number of protons.

magnesium is an electrolyte injection commonly used to treat low magnesium levels in your blood. it is also used to prevent or control seizures in women with preeclampsia or eclampsia.

not always but somethings can be reproduced in a laboratory.

answer; motor (efferent)neurons;