List four reasons water is important to life on earth

1. Water boots energy. Water delivers important nutrients to all of our cells, especially muscle cells, postponing muscle fatigue.

2. Water helps weight loss. Water helps you feel full longer, without adding any additional calories. Drinking water or eating foods with a high water content can be a big help in managing your weight.

3. Water aids in digestion. Water aids in constipation and other abdominal issues, especially those suffering from IBS. Water helps to move the digestive process along and through the system.

4. Water detoxifies. Moves toxins through your system faster, and optimizes kidney function. Inadequate hydration means inadequate kidney function.

5. Water hydrates skin. Forget expensive creams and cure-alls, water is the best defense against aging and wrinkles in the skin.

the answer is z.

the human body has five levels of organization. level 1: cells. cells are the basic units of life and form the first level of organization. cells in the human body have specific functions. examples include nerve cells, blood cells, liver cells, and so on.