The visible light spectrum is the segment of the electromagnetic spectrum that the human eye can view. More simply, this range of wavelengths is called visible light. Typically, the human eye can detect wavelengths from 380 to 700 nanometers.
When you put them in the square and match you get Hh + Hh
answer: Hh + Hh
DNA is made out of Deoxyribose sugar, phosphate, and nucleotides