Buried underneath the soil - Yanting Wang Bio104: Robert...

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Unformatted text preview: Yanting Wang Bio104: Robert Bode April 9, 2009 Buried underneath the soil, lies the origin of life, a seed which will be transformed into a flower. Underneath the layers of dirt, were virtually no sunlight can reach, a seed and future plant is unable to undergo photosynthesis and must instead, already have nutrients stored within itself. Before depleting its own nutrients, the plant must first establish a method for acquiring water and nutrients to reach the top of the soil and later assemble a shoot structure to gather light. Interestingly, a seed must initially grow its root structure before its shoot. A large portion of the seed structure is allocated to the cotyledon that stores the nutrients and substances for root-shoot growth. The cotyledon germinates to become the embryonic first leaves of the seedling as stored nutrients become exhausted. By giving a majority of the nutrients for root development, the plant is unable to establish itself in the soil and create a foundation from...
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This note was uploaded on 06/25/2009 for the course BIO G 104 taught by Professor Chen,k.c during the Spring '06 term at Cornell University (Engineering School).

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Buried underneath the soil - Yanting Wang Bio104: Robert...

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