Melanin is a pigment found in your skin and hair<span> cells that gives each its color. It does seem weird that the sun bleaches our </span>hair<span> and darkens our skin. This mostly has to do with </span>hair<span> being dead and skin being alive. the sun bleaches and destroys the melanin in your </span>hair<span> giving you lighter </span><span>hair</span>
Genetic engineering is used in the biotechnology industry to synthesize hormones such as insulin and human growth hormone.
<span>The increase in the use of wind energy does not have to affect the energy supply of coal, since they are not related in any way and do not depend on each other. It's totally out of logic. They are different energies, the wind energy should not affect the energetic consumption of coal for the simple fact that coal is not necessary to produce wind energy, but it could be said that the demand for coal could be reduced by a small percentage only If the wind energy is used much more.</span>
