The MC1R gene provides instructions for making a protein called the melanocortin 1 receptor. This receptor plays an important role in normal pigmentation. The receptor is primarily located on the surface of melanocytes, which are specialized cells that produce a pigment called melanin.
Would it be lack of water and food?
Answer:
the water which are very healthy is known as hydrated water
<span>The concentration of the reactant decreases as it is consumed.</span>
Answer c has all the answers, instead of just listing where they go, it lists the differences too.