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What is a seed?

Plant Structure and Function Read more from
Chapter Plant World

Once the seed is protected and enclosed in a seed coat, it ceases further development and becomes dormant. Seeds remain dormant until the optimum conditions of temperature, oxygen, and moisture are available for germination and further development. In addition to these external factors, some seeds undergo a series of enzymatic and biochemical changes prior to germination.

A seed is a mature, fertilized ovule. It consists of the seed embryo and the nutrient-rich tissue called the endosperm. The embryo consists of a miniature root and shoot.

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