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provitamin

DEFINITIONS OF: provitamin

1

n vitamin precursor; a substance that is converted into a vitamin in animal tissues

Types:
carotene, carotin, provitamin A
an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver
beta-carotene
an isomer of carotene that is found in dark green and dark yellow fruits and vegetables
Type of:
hydrocarbon
an organic compound containing only carbon and hydrogen
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