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If productive efficiency characterises a market,
Seed Coat
The protective outer layer of a seed that encases and protects the embryo.
Modified Stem
A stem of a plant that has undergone structural changes to perform functions other than support and conduction of nutrients, such as storage or photosynthesis.
Fleshy Storage Leaves
Leaves that are modified to store nutrients and water, typically thicker and more succulent than ordinary leaves.
Male Gametophyte
The haploid stage in the life cycle of plants that produces sperm cells for fertilization.
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