Chapter 3 Flashcards
mycelium (p. 82)
a branched mass of hyphae
hypha (p. 82)
a thin filament that makes up the body of a fungus
chitin (p. 82)
a complex chemical found in the cell walls of fungi
dikaryotic (p. 83)
containing two separate nuclei
meiosis (p. 83)
a form of cell division in which a single cell gives rise to four haploid daughter cells
mycorrhiza (p. 84)
a symbiotic relationship between a fungus and a plant root
charophyte (p. 86)
the common name for organisms in the order Charophyceae
cuticle (p. 89)
waxy coating produced by the epidermis of most plants
stoma (p. 89)
a small opening in the epidermis of a plant that allows gas exchange
bryophyte (p. 89)
a small seedless plant that lacks vascular tissue
antheridium (p. 89)
the specialized structure on a gametophyte that produces sperm
archegonium (p. 89)
the specialized structure on a gametophyte that produces eggs
sporangium (p. 89)
the structure in which spores are produced
gemma (p. 90)
a small clump of haploid photosynthetic cells produced in little cup-
shaped structures on the gametophyte plant
lignin (p. 90)
an important structural compound found in the vascular tissues of plants
lycophyte (p. 90)
a seedless vascular plant; club mosses are examples of lycophytes
pterophyta (p. 90)
a seedless vascular plant; ferns are examples of pteridophytes
rhizome (p. 91)
a horizontal underground stem
frond (p. 91)
a fern leaf
pollen (p. 92)
small structures called “grains” that contain a microscopic haploid male gametophyte
ovule (p. 92)
a small structure that contains a microscopic haploid female gametophyte
seed (p. 92)
a plant structure containing an embryo and a food supply, surrounded by a protective outer covering called the seed coat
gymnosperm (p. 92)
a vascular plant that produces seeds in special structures called cones; gymnosperms are a major plant group
