Answer:
It discusses Pollution levels in the Air
Explanation: Air can be hazardous to those lungs that are weak. They have something called an Air Quality Alert to warn those with weak lungs to take precautions. Hope this helped!
Both fight over infection and work on the rebuild of body tissue
The Savanna or Savannah
The Savanna is a biome that is typically found in Africa and is characterized by a tree density low enough to allow sunlight to reach the ground and allow for smaller plants such as grasses to grow. The growth of these grasses provides an optimal food source for herbivores, which is why large grazing herbivores such as zebras are found here. The presence of these herbivores allows for the existence of larger carnivores such as lions.
<span>Naturally occurring in both humans and bacteria and functions in DNA replication. The process of DNA Replication is extremely complex. Especially in humans, and needs specific molecules, like ligase, to be done. This molecule can be found in other species too.</span>
I’m not completely sure but I believe it’s the Scalpel.