Plant Structure and Growth

Question Answer
Axillary bud A structure that can form a lateral shoot, commonly called a branch (most are dormant)
Internodes The segments between nodes
Nodes The point at which leaves are attached
Stem Organ consisting of an alternating system of nodes and internodes
Morphology External form
Root hairs Greatly increase the plants surface area, short-lived and constantly replaced; thin and tubular extension of a root epidermal cell; contribute little to plant anchorage
Branch/lateral roots Those that extend out from the tap root; multicellular organ
Root A multicellular organ that anchors a vascular plant in the soil, absorbs minerals and water, and often stores carbohydrates
Taproot system All the roots are connected to one main vertical root which develops from the embryonic root, penetrate deeply
Fibrous root system (monocot) All the roots draw back to one point, no root functions as the main one, do not penetrate deeply
Dicots Two cotyledons, veins usually netlike, vascular bundles arranged in a ring, taproot present, floral part in multiples of 4 or 5
Monocots One cotyledon, veins parallel to leaf, vascular bundles are complexly arranged, fibrous root system, floral part in multiples of 3's
Angiosperms Dicots and monocots
Cotyledons/embryos Angiosperms and Gymnosperms
Vegetative Growth Production of non-reproductive leaves, stems and roots
Shoot system Stems and leaves (Depends on the water and minerals absorbed through roots)
Root system Roots (Depends on sugars and carbs produced during photosynthesis)-as big if not bigger than shoot system
Three basic organs Roots, stems, leaves
Angiosperm Flowering/fruiting plants (reproduction produces flowers)
Gymnosperm Naked seeds
Non-vascular Short, do not have an effective transport system
Vascular Has a long distance transport for materials
22 cards - created jun 20, 1:01pm

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