Answer:air pollution
Explanation:
Air Pollution is the presence in to the air of a substance which has harmful or poisonous effects
Answer:
Explanation:Toxic materials e.g synthetics
They become even more toxic as they are converted to more toxic products by reaction with other substances or by metabolism of microorganism
I had to look for the options and here is my answer:
Based on the students observation of the root cells, leaf cells and stem cells from a single plant that was observed under a microscope, how these appear in a light microscope is that, each cell would appear differently since each came from different parts of the plant and had functions different from one another.
Answer:
homeostasis
Explanation:
Homeostasis refers to the ability of the cell to keep a constant and stable environment. This includes chemical, physical, and biological components.
Cells need to regulate their environment despite the conditions outside of the cell. They need to be able to quickly adapt to changes to avoid harm to the cell.
