what is the condition necessary for the evolutionof seeds in plant
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Germination is the start of growth in the seed. Three factors are required for successful germination: Water - allows the seed to swell up and the embryo to start growing. Oxygen - so that energy can be released for germination.
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Seeds and Pollen as an Evolutionary Adaptation to Dry Land
Storage tissue to sustain growth of the embryo and a protective coat give seeds their superior evolutionary advantage. Several layers of hardened tissue prevent desiccation, and free the embryo from the need for a constant supply of water.
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