Isopropyl alcohol is often used in DNA extraction. It is added to a DNA solution in order to precipitate the DNA into a 'pellet' after centrifuging the DNA. This is possible because DNA is insoluble in isopropyl alcohol.
Four-lamp T5 light fixtures are great for mixed reef systems with soft and stony corals. Six-lamp or eight-lamp T5 fluorescent light fixtures are capable of sustaining higher light demanding SPS corals in reef aquariums with the proper reflectors using a combination of proper spectrum T5 aquarium light bulbs.5 Aquarium Light: Great for reef tanks and freshwater aquariums alike [Click here for more info.]. High output T5 aquarium light is a popular and versatile choice for illuminating your fish tank.
Replace the supplied fluorescent lamp with a plant lamp (use two strip lights if you are keeping plants with higher light requirements). Allow aquarium to establish for at least 2 to 3 weeks before adding fish. Use short plants in the foreground and add plants in ascending order to fill the midground and background. Allow aquarium to establish for at least 2 to 3 weeks before adding fish. A school of 6 to 12 small fish is perfect for natural aquariums.