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Which of the following elements is an essential component of vitamin B12?

arealhero

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9 years ago

Which of the following elements is an essential component of vitamin B12?

Which of the following elements is an essential component of vitamin B12?
a. Phosphorus
b. Iron
c. Iodine
d. Selenium
e. Cobalt

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milestone23

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arealhero Author

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#2

9 years ago

This is perfect, thank you for the answer.

milestone23

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9 years ago

Great!

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