They help with storing "food" in fruits and foods to make them edible for us people.
Answer:
they mutate and become immune to modern medicine
Explanation:
<span>In order for a climate to be considered "arid", a region/land must have scare rain that does not support the growth of vegetation. It is thought to be an areas that has minimal water sources that cannot produce greenery or other foliage. Arid can be considered extremely dry which will impact the surrounding land's ability to support growing life including plants and other animals.</span>
I think Is Rovers they helped explore other planets such as mars
