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biology 156 exam 2 ( ch 35, 36, 37) questions and answers
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biology 156 exam 2 ( ch 35, 36, 37) questions and answers
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biology 156 exam 2 ( ch 35, 36, 37)questions and answers
underground
- anchors plant, absorbs water and ions
root system
above ground
- supporting stems, photosynthetic leaves
and reproductive flowers
shoot system
Each system has an ______ that extends growth
apex
covers external surfaces, serves a protective function (PLANT TISSUE)
dermal
forms several internal tissue
types (photosynthesis, storage, structural support) (PLANT TISSUE)
ground
conducts water, dissolved
nutrients, carbohydrates, hormones (PLANT TISSUE)
vascular
,plant cell walls consist of what?
cellulose
where is the primary cell wall found?
in all plant cells
where is the secondary cell wall found?
found in some plant cells
clumps of small
cells with dense cytoplasm and large nuclei
meristem
how are meristems produced?
One cell divides producing a differentiating
cell and another that remains meristematic
Extension of shoot and root produced by _______ _______
apical meristem
what is the difference between an apical meristem and a lateral meristem
Apical meristems elongate shoots and roots, and Lateral meristems increase
shoot and root diameter
are located at tips of
stems and roots
apical meristem
what produces primary tissues which are collectively called the primary plant
body
apical meristems
, _________ protects root apical meristem
________ protect shoot apical
meristem
- root cap
- leaf primordia
which primary meristem forms the epidermis
protoderm
which primary meristem produces primary vascular tissue?
procambium
which primary meristem differentiates into ground tissue
ground meristem
apical meristems produce the three tissue systems by first initiating ______
______
primary meristem
_______ are found in plants that exhibit secondary growth
lateral meristem
what Produces secondary tissues which are
collectively called the secondary plant body
lateral meristems
what is an intercalary meristem?
Found in stem internode, and
Add to internode length
Woody plants have two types of lateral meristems
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