ch.1
the study of plants
what is botany?
more than blade on every petiole
compound leaf
fruit with outer fleshy layer and inner woody layer
drupe
one way diffusion of water across a semipermeable membrane
osmosis
mosses and liverworts
bryophytes
trees that lose their leaves
deciduous
leaf venation with one major vein and smaller veins branch out from it
pinnate
flower that lacks one or more of the basic flower parts
incomplete flower
when a plant grows toward light or water
tropism
plants that produce seeds in cones but don't produce flowers
gymnosperms
flowering seed plants
angiosperms
organisms that can make their own food
autotrophs
flower part that makes pollen
anther or stamen
mixing molecules by random molecular motion
diffusion
algae responsible for red tide
dinoflagellates
type of root with many small tangled roots
fibrous root system
plant tissue for growth and repair
meristematic
seed dispersal where water, wind, or animals help carry seeds
agent dispersal
using cuttings, grafting, or budding to make a new plant
vegetative propagation
two classification categories used in the scientific name
Genus species
the parts of a flower in the composite family
disk and ray flowers
transports water and minerals from the roots upward to the leaves
xylem
this part of the plant embryo becomes stems and leaves
plumule
the older, inner wood that can't conduct sap
heartwood
examples of this fungi are yeast and mildew
sac fungi