Answer:
A.Radiation is the answer
I believe the water treatment stated above is micron filtration. Micron filtration is a water treatment method where water is filtered through screens that have microscopic holes. The holes are measured in microns and the smaller the hole the more contaminants can be removed.
UVB radiation increases? This damages the eyes, skin and immune system! Sorry! I just guessed because there were no choices that went along with the question!
1. Anaphase is the stage of mitosis where the sister chromatids first separate.
2. Spindle fibers
