Because it is needed in order for them to survive
Answer:
C. Pathogens contain foreign molecules, or antigens, on their outer surface.
<span>Harnessing power from the wind is one of the cleanest and most sustainable ways to generate electricity as it produces no toxic pollution or global warming emissions. Wind is also abundant, inexhaustible, and affordable, which makes it a viable and large-scale alternative to fossil fuels. </span>
Answer:
The answer is A.) Archaea.