Answer:
These spheres are closely connected. For example, many birds (biosphere) fly through the air (atmosphere), while water (hydrosphere) often flows through the soil (lithosphere). In fact, the spheres are so closely connected that a change in one sphere often results in a change in one or more of the other spheres.
Explanation:
i hope this helped
D. The pathogen had been weakened
Answer:
Stop intruders from harming the body
Explanation:
I have done GCSE sciences and also applied science a level so I could probably help you :)
