A group of natural substances with variable phenolic structures, which are found in fruits, vegetables, and grains is called:
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. Flavonoids.
These are a diverse group of natural compounds with variable phenolic structures, predominantly found in fruits, vegetables, grains, and other plant-based foods. They are known for their antioxidant, anti-inflammatory, and potential anticancer properties. Flavonoids contribute to the color, flavor, and disease resistance of plants. They are classified into subgroups such as flavonols, flavones, flavanones, anthocyanins, and isoflavones, each with distinct structures and health benefits. Common dietary sources include apples, onions, kale, tea, and red wine. Their consumption has been linked to reduced risks of chronic diseases like heart disease and cancer.