Which type of algae contains high levels of iodine and is commonly used to detoxify and stimulate cell renewal?

• A. Blue-green algae (Cyanobacteria)
• B. Green algae (Chlorophyta)
• C. Brown algae (Phaeophyceae)
• D. Red algae (Rhodophyta)

Answer: (C)

Verified step by step guidance

1. Understand that the question is asking about a type of algae known for high iodine content and its use in detoxification and stimulating cell renewal.
2. Recall that iodine is a key element found in certain marine algae, which contributes to their medicinal and nutritional properties.
3. Identify the four options: Blue-green algae (Cyanobacteria), Green algae (Chlorophyta), Brown algae (Phaeophyceae), and Red algae (Rhodophyta), and consider their typical biochemical compositions.
4. Recognize that Brown algae (Phaeophyceae) are known to contain high levels of iodine and are commonly used in health and cosmetic products for detoxifying and stimulating cell renewal.
5. Conclude that Brown algae (Phaeophyceae) is the correct choice based on its iodine content and traditional uses.