Write about two metals exist in the human body.

metals such as iron and copper are essential to the human body. Iron is a mineral that the body needs for growth and development, it helps your red blood cells to carry oxygen throughout your body. Copper helps maintain your metabolism and strengthens your bones.  

Explanation:

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-cherry

lizards have adapted to life in the desert. some desert lizards have toes with spiny scales to them run across the sand without sinking. some use the sand to hide from predators, or to search for small animals that they prey upon.