Answer:
Mitosis only
Explanation:
Mitosis and meiosis are both types of cell division. Mitosis allows cells to proliferate for growth and repair. So this is how skin cells form new cells.
Meiosis is a type of cell division specific to reproduction. It forms the gametes, which are the egg and sperm. It generates haploid cells that fuse via fertilization to create a zygote.
Its more natural and doesn't have side effects
A portion of the electromagnetic spectrum is visible to the human eye, but I'm not sure what your options are.
The lungs are considered to be an organ.
