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Lab 8- Plant Anatomy
lab 8 material for quiz
34
Biology
Undergraduate 1
10/28/2008

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Term
shoot system
Definition
usually above ground, consists of the stems, leaves, and reproductive organs.
Term
what is the primary center of photosynthesis?
Definition
the leaves
Term
what is the purpose of the stem?
Definition
it works as the framework for positioning the leaves and as a means of conductig materials throughout the body.
Term
root system
Definition
usually below ground, anchors the plant and penetrates the soil where it absorbs water and other nutrients.
Term
herbaceous
Definition
soft and flexible.
Term
primary plant body
Definition
herbaceous part of the plant body.
Term
secondary plant body
Definition
the woody part o the plant body.
Term
apical meristem
Definition
an embryonic region that exists at the tip of each shoot and root axis.
Term
primary growth
Definition
results from the proliferation of apical meristem cells. it increases the length of stems and roots.
Term
vascular cambium
Definition
produces wood tissue
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cork cambium
Definition
produces periderm (bark)
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secondary growth
Definition
results from the proliferation of lateral meristem cells and adds width to stems and roots.
Term
what are the three tissue systems?
Definition
dermal, ground, and vascular
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dermal tissue
Definition
forms the epidermis
Term
epidermis
Definition
the outer protective layer of the plant
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