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Carotene
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The term carotene is used for many related unsaturated hydrocarbon substances having the formula C40Hx, which are synthesized by plants but in general cannot be made by animals. Carotenes are photosyn
Carotene is responsible for the orange colour of carrots and the colours of many other fruits and vegetables and even some animals.
Carotene is responsible for the orange colour of carrots and the colours of many other fruits and vegetables and even some animals.
Lesser flamingos in the Ngorongoro Crater, Tanzania. The pink colour of wild flamingos is due to astaxanthin (a carotenoid) they absorb from their die
Lesser flamingos in the Ngorongoro Crater, Tanzania. The pink colour of wild flamingos is due to astaxanthin (a carotenoid) they absorb from their diet of brine shrimp. If fed a carotene-free diet they become white.
Algae farm ponds in Whyalla, South Australia, used to produce β-carotene
Algae farm ponds in Whyalla, South Australia, used to produce β-carotene
Photosynthetic pigment
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A photosynthetic pigment is a pigment that is present in chloroplasts or photosynthetic bacteria and captures the light energy necessary for photosynthesis.
Carotene
…general cannot be made by animals (with the exception of some aphids and spider mites which acquired the synthesizing genes from fungi). Carotenes are photosynthetic pigments important for photosynthesis. Carotenes contain no oxygen atoms. They absorb ultraviolet, violet, and blue light, and scatter orange or red light, and…
Electromagnetic spectrum – wavelengths in metres
Electromagnetic spectrum – wavelengths in metres