I need photos to see what the problem is.
Answer:
In normal cells, the cell cycle is controlled by a complex series of signaling pathways by which a cell grows, replicates its DNA and divides. ... In cancer, as a result of genetic mutations, this regulatory process malfunctions, resulting in uncontrolled cell proliferation.
Answer:
Probably forest land but that is just my guess
Explanation:
The correct answer is B(c?): <span>chlorofluorocarbons. Their reaction with ozone molecules is catalysed by UV radiation, oxygen (O2) is a product. Ozone is an important component of the atmosphere because it protects Earth's surface from UV. </span>
For making bones I think it's Magnesium