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Seeds - Plant Science - Lecture Slides

Slides, Biology

Post: January 25th, 2013
Description
Seeds, Basic Parts of Seeds, Food Supply, Ovary Wall or Seed Coat, Germination, Needed for Germ, Seed Absorbs Water, Embryonic Shoot Emerges, Monocot Seeds, Seed Coat Protection are key points from these lecture slides. This lecture explains a concept about Plants.
Seeds, Basic Parts of Seeds, Food Supply, Ovary Wall or Seed Coat, Germination, Needed for Germ, Seed Absorbs Water, Embryonic Shoot Emerges, Monocot Seeds, Seed Coat Protection are key points from these lecture slides. This lecture explains a concept about Plants.
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Seeds What are seeds? Docsity.com Basic Parts of Seeds • 1. Embryo • 2. Food Supply • 3. Ovary wall or seed coat Docsity.com Germination • • • • • Needed for Germ 1. Temperature 2. Moisture 3. Air 4. Light or absence of it Docsity.com Germination • • • • Process 1. Seed absorbs water 2. Seeds proteins activated 3. Radicle (root) emerges Docsity.com Germination • 4. Plumule or embryonic shoot emerges • 5. Leaves form and food production begins Docsity.com Monocot Seeds • 1. Seed coat-protection • 2. Endosperm- a source of energy • 3. Embryo-miniature plant that has Docsity.com Monocot Seeds • 3.Embryo: – Epicotyle-shoot above cotyledon – Hypocotyl-part of stem below the cotyledon – Radicle- primary root, supports seedling Docsity.com Dicot Seeds • • 1. Seed Coat-protection 2. Embryo miniature plant Docsity.com Dicot Seeds • 2. Embryo– 2 cotyledons-seed leaves – Epicotyl-true leaves – Hypocotyl-first stem, pull..

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