Yes. You can layer substrate in any tank. However, if your plants can grow fine in gravel, they can grow fine in colored gravel, just make sure the colored gravel is safe for aquariums.
bream
chromogenic detection test = a molecular assay that has colored products, as opposed to chemiluminescent products
There are pink colored rocks for fish tanks, look in the pet department or go to a store that sells aquarium supplies. Craft stores usually have colored rocks.
colourful tank.
a coral
Decoration, fill it with different colored rocks pretty looking crystals and so on. It looks great.
In studies that have been conducted, it seems that bright colored accessories in an aquarium help fish live longer, and appear more active. So, since the colorful objects are appealing to humans, so it seems they are also appreciated by the fish.
Dye and nitric acid are different. A dye is a colored substance that has an affinity to the substrate to which it is being applied. The dye is generally applied in an aqueous solution, and requires a mordant to improve the fastness of the dye on the fiber.
you get a different colored baby sea turtles, at the moment i only got rainbow sea turtles from mating them. but i saw some say's that there are more variety of colors.
The Canon CL51 ink cartridge does come in colored ink. The complete name of this model is actually Canon CL51 High Capacity Color Ink Cartridge and is quite suitable for printing photos.
reporter enzymes can differentiate recombinants from non- recombinants on the basis of their ability to produce specific color in the presence of a chromogenic substrate.[ ref. insertional inactivation of beta-galactosidase when rDNA is inserted and formation of colored and non colored colonies accordingly].
Different test kits use different colored indicators. You'll need to either look in the instructions or call the manufacturer.