Final answer:
The statement that is not true is that all of the statements are true.
Step-by-step explanation:
Of the given options, the statement that is not true is that all of the statements are true. The statements that are true include:
- Vitamin C & E fight free radicals by neutralizing oxidation byproducts.
- Vitamin D is involved in bone metabolism and genetic expression.
- Vitamins B12, B9, and B6 serve as precursory coenzymes to protein synthesis.
Therefore, the correct answer is that all of the statements are true.
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