34 - Chapter 34: The Plant Body CHAPTER 34. The Plant...

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Chapter 34: The Plant Body CHAPTER 34.   The Plant  “Body”
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Chapter 34: The Plant Body CPS Question 35-1 Which statement below about higher plants is FALSE ? a. Almost all plant cells contain plastids b. Almost all plant cells contain mitochondria. c. Many mature plant cells have a large vacuole a. Green plants are the only organisms that carry out photosynthesis a. Plants have three genomes
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Chapter 34: The Plant Body Chapter 34: The Plant “Body” Functions of the Plant Body Vegetative Organs of the Flowering Plant Body Plant Cells Plant Tissues and Tissue Systems Forming the Plant Body Leaf Anatomy Supports Photosynthesis
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Chapter 34: The Plant Body Functions of the Plant Body WHAT MUST A PLANT DO? Cope with environmental changes it can’t escape Create and maintain the proper internal environment Including regulation of metabolism, pH, Na+ conc, Ka+ conc, energy function. .? Move – Not like animal motion; instead, motion during growth – Allows plant to get nutrients, cope with environment Get and transport nutrients Get light- photoautotrophic
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Chapter 34: The Plant Body ANGIOSPERMS Flowering plants Seed plants Seeds protected in carpels Are vascular plants: xylem; phloem Have a triploid endosperm
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Chapter 34: The Plant Body Vegetative Organs of the Flowering Plant Body What is a vegetative organ? Monocots vs. Dicots Role of the Root Role of the Shoot
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Chapter 34: The Plant Body What is a vegetative organ? Nonreproductive parts of a plant… Root Stem Leaves Note: stem + leaves = shoot system
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Chapter 34: The Plant Body Monocots vs. Dicots Monocots Cereals (wheat, corn, etc.) Grasses Lilies Palms Orchids Dicots (Book= eudicots) Soybeans Roses Sunflowers and maples
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Chapter 34: The Plant Body single cotyledon (seed leaf) narrow leaves with parallel veins (flower parts in threes or multiples of three) stems with scattered vascular bundles Monocot vegetative organs
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Chapter 34: The Plant Body Eudicot vegetative organs two cotyledons broad leaves with netlike veins: vascular tissue (flower parts in fours or fives) vascular bundles in a ring
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Chapter 34: The Plant Body Roles of root and shoot  figure 34-02.jpg Taproot Meristems: regions of embryonic stem cells. Do not develop apical bud p- something. . (present?) Monocot roots: fibrous, no taproots
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Chapter 34: The Plant Body Roles of Roots anchor plant in soil take up water and minerals • can be sites of H 2 O and nutrient storage Grasses can be as well
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Chapter 34: The Plant Body Two types of root systems
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34 - Chapter 34: The Plant Body CHAPTER 34. The Plant...

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