What are three ways biology has impacted the health of people around the world

To prevent illness, in reproduction and in beauty.

Explanation:

Learning how the human body works, doctors around the world can prevent some illness, and to invent some vacines to some virus. In reproduction, they discover new technologies of having babies, like the artificial reproduction, the artificial insemination, etc. In beauty, the doctors can help to reduce weight knowing the interactions of some products among them and with the body. Also can change the skin appereance.

i believe the answer would be b. hope it : )

the circled areas are referred to   as sunspots.   the sunspots are cooler than the   surrounding area.

sunspots are temporary phenomena on the photosphere of the sun that appear visibly as dark spots compared to surrounding regions. they correspond to concentrations of magnetic field flux that inhibit convection and result in reduced surface temperature compared to the surrounding photosphere.