Multiple Choice
The following are all main points of the article Seaweeds and Medicine, except:
A) Seaweeds have been used for thousands of years for therapeutic purposes.
B) Vitamin C, iodine, and agar are substances found in seaweeds.
C) Phycocolloids are used in the pharmaceutical and biomedical industries.
D) It is extremely expensive to extract useful substances from seaweeds.
Correct Answer:

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Correct Answer:
Verified
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