- Development of o Food supply o Seed Coat o Fruit surrounding Seed Fruits are Adapted for Dispersal - Fleshy - Dry - Aggregate - Multiple Early Growth and Timing - There are practically as many forms of fruits and seed dispersal as you can imagine - Most fruits remain hard and sour Sexual Reproduction - Genetic recombination - Ecologically involved o Insects o Birds o Mammals Asexual Reproduction - Apomixis (seed production) and diploid embryos o “Seeds without Sex” o Asexual, because there’s no fertilization o Formation of embryo without fertilization Typically increases number of seeds produced o Dandelions - Vegetative reproduction Fast Energetically efficient Clonal Spread o Runners/ stolons: horizontal o Fragmentation o Tubers: Modified stem for storage, potato eyes are new rhizomes o Corms/bulbs o Plantlets: Somatic embryogenesis Basic growth cells o Rhizomes: Horizontal underground stem o Suckers: root sprouts that give rise to new plants
From base of plant stem or roots o Adventitious plantlets o Protoplast Regeneration Taking tissue and stimulating it in the lab
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- Fall '19
- Pollination, Pollen, incomplete flower