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Chapter 26

biol 130 exam 3

TermDefinition
glaucophytes small group of unicellular algae found in freshwater and moist terrestrial environmemts
red algae multicellular and found in marine
green plants all groups share chloroplasts, chlorophyll b
chloroplasts primary endosymbiosis
chlorophyll b starch storage
chlorophytes largest group of green algae; mostly aquatic
streptophytes all green algae other than chlorophytes forms a group together with land plants
non-vascular plants 3 clades that lack tracheids, liverworts, mosses, and hornworts
vascular plants have vascular systems that transport materials throughout plant body (7 clades)
tracheophytes fluid conducting cells called tracheids
cutile waxy coating that retards water loss
stomata openings in stems and leaves; regulate gas exchange, water loss, and temp
gametangia multicellular organs enclosing gametes
embryos unborn offspring in developing stage
pigments natural coloring matter of animal or plant tissue
mycorrhizae fungus that grows in association with roots of a plant in a symbiotic relationship
gametangia haploid gametophyte produces gametes in specialized sex organs
tracheid type of water-conducting cell in xylem in vascular plants
xylem conducts most of the water and minerals
phloem distributes sugars, amino acids, and other organic products
monilophytes necklace
euphyllophytes a clade formed by monilophytes and seed plants
overtopping growth new branches grow beyond others
megaphylls more complex leaves
homosporous most ancient vascular plant
megaspores develop in female gametophytes
microspores develop in male gametophytes
megagametophytes only eggs
microgametophytes only sperm
Created by: acatherine04
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