Nurturing Life Sciences
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#Section 2: General Biology
β-Carotene is the precursor of vitamin A1. Oxidation at C-15 converts retinol to the aldehyde, retinal, and further oxidation produces retinoic acid, a hormone that regulates gene expression.
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#Section 3: Genetics, Cellular and Molecular Biology
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The Golgi consists of four functionally distinct regions:
a. Cis compartments
b. Medial compartments
c. Trans compartments
d. Trans-Golgi network