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Plant life on Earth is much older than we thought | Natural . . . Plants appeared on Earth 100 million years earlier than scientists previously thought The evolution of plant life on Earth is fundamental to the history of our planet It has provided resources and habitats for animals and influenced climate on a global scale We know that plant life on land is
Plant development - Zygote, Embryo, Seedling | Britannica Plant development - Zygote, Embryo, Seedling: In vascular plants embryo formation, or embryogenesis, usually occurs within a few hours after fertilization, with the first cell division that cleaves the zygote, or fertilized egg, into two daughter cells Thereafter, rapid cell division provides the building blocks of the primary organs of the embryo sporophyte: the first root, first leaves, and