Which is the main reason cells are replaced in the body?
o
o
the cells are too large.
the cells are inactive.
the cells are damaged.
the cells are cancerous.

one part of the electromagnetic spectrum that arrives on earth as solar radiation from the sun is the visible spectrum. wavelengths of the visible spectrum combine to form what we refer to as

answer - d) ultraviolet radiation.

violet /   380–450 nm / 668–789 thz

violet is number 1 in the chart of visible light.