The Most Reliable Source of Vitamin D in the Diet

question 44

Multiple Choice

The most reliable source of vitamin D in the diet is:

• A) meat.
• B) fruits and vegetables.
• C) fortified milk.
• D) enriched breads and cereals.

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Definitions:

IR Spectroscopy

A technique used in chemistry to identify molecular structures based on the absorption of infrared radiation, which causes vibrational and rotational transitions in molecules.

IR Absorptions

The process by which molecules absorb specific frequencies of infrared light, causing transitions in their vibrational energy levels, useful for molecular identification.

Structure

Refers to the arrangement of atoms within a molecule, including their spatial orientation and any form of bonding or connectivity between them.

C≡C Stretch

A vibrational motion observed in IR spectroscopy, characteristic of the carbon-carbon triple bond stretching.