B.Because animals prefer to eat blue plants.C.Because the material that gives plants a blue color is rare(稀有的).D.Because blue isn't a beneficial(有助的)color for plant growth.The correct answer isD.There is no true blue pigment(色紫)in nature.When light hits an object(物体)the ...
Scientists can get a good sense of this changing buffet by measuring the concentrations of chlorophyll in different patches of ocean. This green pigment (色素) reflects the amount of plankton, which in turn is eaten by krill. The more chlorophyll there is, the more food a blue whale might ...
(01:55) So when it comes to these colors: You are what you eat. But not so for blue. Blue is *different* If you move the camera, you can see that the color changes as you move the camera. It does. It’s like a hologram thing. This is because there’s no blue pigment in th...
So, if you’ve got a young, blue-eyed pup at home now, keep in mind their eye color may change. Albinism and blue eyes Albino animals can’t produce pigment and are incredibly rare. (We’ve identified albinism in less than 1% of dogs we’ve tested.) Because they have little or no...
pigmentBright colouration in animals has long attracted the attention of physicists, chemists and biologists. As such, studies on the functions of colours are interdisciplinary, focusing on the mechanisms of colour production and maintenance, the physical and chemical properties of the colour-producing ...
2.2.1. Animals In animals, blue colours usually arise from the optical effects of blue light reflected by nanoscale structures rather than from the occurrence of true blue pigment molecules [10,17]. The most exemplary are the blue wings of the butterfly Morpho sp. [40] and the blue feather...
As the name suggests, this bird is blue. However, the color comes from a brown pigment that is present in their feathers. The bird is about 9 to 12 inches in height and merely weighs around 2.5 – 3.5 oz. The peak of its head is blue while the color of the fur changes to grey ...
blue - blue color or pigment; resembling the color of the clear sky in the daytime; "he had eyes of bright blue" blueness chromatic color, chromatic colour, spectral color, spectral colour - a color that has hue azure, cerulean, lazuline, sky-blue, sapphire - a light shade of blue powd...
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blue - blue color or pigment; resembling the color of the clear sky in the daytime; "he had eyes of bright blue" blueness chromatic color, chromatic colour, spectral color, spectral colour - a color that has hue azure, cerulean, lazuline, sky-blue, sapphire - a light shade of blue powd...