The body needs 110 milligrams or more of the major minerals each day. Which of the following five lists contains only major minerals as opposed to trace minerals? a. Fluoride, calcium, zinc, and copper b. Sodium, manganese, magnesium, and calcium c. Calcium, sodium phosphorus, and magnesium d. Chloride, copper, calcium, and iron e. Zinc, iron, copper, and manganese

Option C, Calcium, sodium phosphorus, and magnesium

Explanation:

Major minerals are those which are essential for the body to stay healthy as they keep organs such as, heart, brain, muscles etc. working properly . They also make enzymes and hormones.

There are two classes of minerals  

Macro minerals – Required in large amount  

Example of macro minerals - calcium, phosphorus, magnesium, sodium, potassium, chloride and sulfur.  

Trace Minerals – Required in small amount  

Example of trace minerals - iron, manganese, copper, iodine, zinc, cobalt, fluoride and selenium.

Hence, option C is correct

enzyme active site and substrate specificity

enzymes bind with chemical reactants called substrates. there may be one or more substrates for each type of enzyme, depending on the particular chemical reaction. in some reactions, a single-reactant substrate is broken down into multiple products