reproductive structure that produces eggs in seedless plants
reproductive structure that produces sperm in seedless plants
cluster of sporangia on a fern frond
structure consisting of a few haploid cells surrounded by a thick protective wall that contains a male gametophyte of a seed plant
structure of a seed plant sporophyte in which a female spore forms and then develops into a female gametophyte that contains an egg; structure in the ovary of a pistil that develops into a seed
transportation of pollen grains from a male reproductive structure of a flower to a female reproductive structure of a flower
structure that grows from a pollen grain to an ovule, enabling a sperm to pass directly to an egg
the protective, outer covering of a seed
leaflike structure of a plant embryo; functions in the transfer of stored nutrients to the embryo, in which food is stored
structure of a flower that encloses and protects a flower bud
structure of a flower that is often colorful and may attract pollinators to the flower
male reproductive part of a flower
sac at the tip of a stamen in which pollen grains form
female reproductive part of a flower; consisting of an ovary, style, and stigma
reproductive structure that produces eggs; in flowering plants, that lower part of a pistil that produces eggs in ovules; in animals, the gamete-producing organ of the female reproductive system
process by which two sperm fuse with cells of the female gametophyte, producing both a diploid (2n) zygote and a triploid (3n) endosperm
type of reproduction in which new plants grow from vegetative parts such as roots, stems, and leaves
practice of growing plants from seeds or vegetative parts
technique for growing pieces of living tissue in artificial media
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions above and try again
Reload the page to try again!
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Your microphone is muted
For help fixing this issue, see this FAQ.