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26 Cards in this Set
- Front
- Back
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waxy curicle
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prevent excessive transpiration
in leaf |
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upper epidermis in leaf
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top lays of cells
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mesophyll
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palisade and sponge site of photosynthesis
in leaf |
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lower epidermis in leaf
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stomate opening found here
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xylem
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vascular bundle
transport water |
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phloem
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vascular bundle transport food
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root hair
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increas surface area for absorption
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root cap
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protects the delicate apical meristem at tip of root
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two types of root
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taproot and fibrous
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stomata
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permit diffusion of CO2, H2O, WATER vapor and oxygen between the leaf and the atmosphere
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guard cell
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regulate size of stomata
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alternation of generations
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btw diploid sporophyte (asexual) generation and haploid gametophyte (sexual) generation
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angiosperm
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anthophyta
flowering plant |
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flower male part
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stamen: anther (tip) and filament
pollen is produced in anther |
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flower female part
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pistal
-stigma (top) style overy contain ovules |
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epicotyl
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develop into leaves and the upper part of the steml
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cotyldons or seed leave
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store food for developing embryo
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hypocotyl
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develop into lower stem and root
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endosperm
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feeds the embryo
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seed coat
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outer covering
protection |
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auxin
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plant hormon
phototropism (growth) |
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giberillins
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plant hormone
rapid stem elongation |
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kinins
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plant hormone
deals with cell division |
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ethylene
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plat hormone
deals with fruit ripening |
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sporophyte
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diploid
asexual |
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gametophyte
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haploid
sexual |
