A spaceship is designed to support plant life for a multiyear voyage to the outer planets of the solar system. What wavelengths of light should be used in artificial lamps to maximize plant growth with a minimum of energy expenditure?

Long term exposure to waves can cause sunburns and skin cancer.

Need with these questions . need the answers in a rush for these questions are the answers i put down are correct or not? ?

Which of these is not an example of molecular homology? 1. use of dna and rna as genetic material 2.use of glycolysis as the first step in cellular respiration in both plants and animals 3. the lack of an igf-1 gene in prokaryotes 4. the use of aldolase b to break down fructose in bacteria, plants and animals