Why is water important for a cell? Water is the main ingredient in DNA.

All proteins are made of water.

Most chemical reactions in cells require water.

Water is an essential organic compound for the body.

Most chemical reactions in cells require water.

Explanation:

water is involved in many enzymatic reactions as an agent to break bonds or, by its removal from a molecule, to form bonds

d. planting trees

the trees take in carbon to make oxygen.

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.