Well, almost. Scientists have found that chlorophyll molecules of green plants are amazingly similar to hemoglobin, the main component of our blood. Both are composed of a ring of carbon and nitrogen atoms surrounding a single atom. Their difference lies in the central atom, which is magnesium (Mg) in chlorophyll and iron (Fe) in hemoglobin. [Source: Green Nature, Human Nature: The Meaning of Plants in Our Lives by Charles A. Lewis]

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Meanwhile, let's continue... As we begin a new year, let's be grateful to the Quiet Ones. I'm not talking about pets or well-behaved kids. I'm talking about plants: red roses, book pages, your morning coffee, the cotton in your T-shirt, and the miracle behind aspirin.   more »