How can we help?

You can also find more resources in our Help Center.

Biology Chapter 23 hpatdh

STUDY
PLAY
cuticle
a waxy or fatty and watertight layer on the external wall of epidermal cells
spore
a reproductive cell or multicellular structure that is resistant to environmental conditions
sporophyte
in plants and algae that have alternation of generations, the diploid individual or generation that produces haploid spores
gametophyte
in alternation of generations, the pspore a rehase in which gametes are formed; a haploid individual that produces gametes
archegonium
a female reproductive structure that produces a single egg and in which fertilization and development take place
antheridium
a reproductive structure that produces male sex cells in seedless plants
sporangium
a specialized sac, case, capsule, or other structure that produces spores
rhizome
a horizontal, underground stem that provides a mechanism for asexual reproduction
frond
the leaf of a fern or palm
sorus
a cluster of sporangia
gymnosperm
a vascular seed plant whose seeds are not enclosed by a fruit
angiosperm
a flowering plant that produces seeds within a fruit
ovule
a structure of a seed plant that contains a female gametophyte and that develops into a seed after fertilization
seed
a plant embryo that is enclosed in a protective coat
pollen grain
the structure that contains the male gametophyte of seed plants
pollination
the transfer of pollen from the male reproductive structures (anthers) to the tip of a female reproductive structure (pistil) of a flower in angiosperms or to the ovule in gymnosperms
monocot
an angiosperm that produces seeds that have only one cotyledon
cotyledon
the embryonic leaf of a seed
dicot
an angiosperm that produces seeds that have two cotyledons
stamen
the male reproductive structure of a flower that produces pollen and consists of an anther at the tip of a filament
anther
the tip of a stamen, which contains the pollen sacs where pollen grains form
pistil
the female reproductive part of a flower that produces seeds and consists of an ovary, style, and stigma
fruit
a mature plant ovary; the plant organ in which the seeds are enclosed