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Seed Dormancy and Gravitropism, Part 2 duration 11 minutes 3 seconds Seed Dormancy and Gravitropism, Part 2 Seed Dormancy and Gravitropism, Part 2	Seed Dormancy and Gravitropism, Part 2 Seed longevity, vivipary, etiolated, tropisms, gravitropism seeds root side gravity growth fruit cap oxen roots stem plants stimulus elongation cells plant stems light tip response energy From Suzanne Harley 0 likes 46 plays 0