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Beta-carotene, with the molecular formula C40H56, belongs to the group of carotenoids consisting of isoprene units. nama tokoh di uang 5000 The presence of long chains of conjugated double bonds donates beta-carotene with specific colors. harga uang korea 5000 won It is the most abundant form of carotenoid and it is a precursor of the vitamin A Beta-carotene is composed of two retinyl groups