
        <p>Many high school students learn about photosynthesis in their biology classes. However, some may not know about one Minnesotan who was crucial to discovering plant life cycles. </p><p>[Image credit: Autumn Haeg]</p>
      

<description>
        &lt;p&gt;Many high school students learn about photosynthesis in their biology classes. However, some may not know about one Minnesotan who was crucial to discovering plant life cycles. &lt;/p&gt;&lt;p&gt;[Image credit: Autumn Haeg]&lt;/p&gt;
      </description>

MN90: Minnesota History in 90 Seconds

Melvin Calvin and the Life Cycle of Plants

Melvin Calvin and the Life Cycle of Plants

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