'Lateral meristems' diaporamas de présentation

Chapter 2

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Plant Tissues and Organs

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Chapter 3 Introduction to plant structure

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Tissue Types

Tissue Types. Meristematic Tissue (where mitosis occurs). Responsible for growth in plant Produces new cells that will eventually specialize ? height = apical ? diameter= lateral. Surface Tissue. Outer Layer = cuticle (waxy) Protects Plant and Prevents Water Loss. Waxy Coating on Leaves.

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Lecture 19: Plant Structure and Function

Lecture 19: Plant Structure and Function. Plant structure can be divided into two systems: roots and shoots. Parts under ground Used for anchorage Used for absorption of water and nutrients. The Root System. Tap root. Fibrous root.

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Plant Tissues

Plant Tissues. Highlight or underline- New cells formed in the meristems of a plant are similar in appearance and function Some must remain meristematic Most mature and become other tissues. Plant Tissues. Highlight or underline- Tissues may be classified I Meristems II Permanent

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STEMS

STEMS. And you thought roots were fun. Purpose of Stems. Support leaves Transport water and nutrients Store water and food. WHY?!?. Growth in height only occurs at tip of roots and branches. Specialized Stems. Cactus is a stem that stores food and water for the plant

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PLANT ANATOMY

PLANT ANATOMY. Basic Anatomy. Root system vs. shoot system Nodes vs. internodes Terminal buds vs. axillary buds. Modified stems. Roots. Function? Importance of root hairs? Types of root systems?. Leaves. Function of leaves? Role of stomata? Simple vs. compound leaves. Leaf Anatomy.

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IB Biology HL - Plants Topic

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