Transcription of Chapter 20-22 Power Notes Answer Key - Weebly
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Chapter 20-22 Power Notes Answer Key - Weebly
Chapter 20-22 Power Notes Answer Key Section Characteristics that Plants and Green Algae Share: photosynthetic, eukaryotic, same types of chlorophyll, starch as storage product, cell walls with cellulose Common Ancestor of All Plants: extinct species of charophycean (a green algae). Challenges/Adaptations not drying out/cuticle and stomata transporting resources/vascular system growing upright/lignin reproducing on dry land/pollen and seeds Plants Evolve With Other Organisms Mutualisms: Both organisms benefit. Examples: certain fungi and bacteria that coexist with plant roots, flowering plants and their animal pollinators Plant-Herbivore Interactions: Many plants have adaptations to prevent animals from eating them. Examples: thorns, defensive chemicals Section Seedless Nonvascular Plants: must grow close to the ground to absorb water and nutrients directly, rely on free-standing water to reproduce; Hepatophyta (liverworts), Anthocerophyta (hornworts), Bryophyta (mosses).
Chapter 20-22 Power Notes Answer Key Section 20.1 Characteristics that Plants and Green Algae Share: photosynthetic, eukaryotic, same types of chlorophyll, starch as storage product, cell walls with cellulose
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