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The Billion Dollar Secrets Inside Tumbleweeds
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This documentary-style video follows CGP Grey to a Colorado weed research lab to uncover the surprising science behind tumbleweeds — their incredible genetic adaptability, herbicide resistance, and potential billion-dollar applications in crop improvement. Learners will encounter specialized vocabulary from genetics and agriculture — like 'genome,' 'gene duplication,' 'herbicide resistance,' and 'cold tolerance' — delivered through engaging interviews with real scientists.
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Key Vocabulary (10)
Used to refer to the person or people that the speaker is addressing. It is the second-person pronoun used for both singular and plural subjects and objects.
Wild plants growing where they are not wanted, often competing with cultivated plants for space and resources. The term can also refer to unnecessary or detailed information that hinders progress.
A tumbleweed is a dry, bushy plant that breaks off from its roots and is blown across the ground by the wind. It is a common symbol of desolate, empty, or abandoned landscapes in Western American culture.
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CGP Grey
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