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.
Adding Fish to a New Tank. 1  1. Transport the fish in a plastic bag from the store. 2  2. Turn off the lights in the aquarium. 3  3. Add more than one fish at a time.  4. Place the unopened plastic bag in the tank for 15-20 1  minutes. 5. Net the fish out of the bag and place him in the tank.