Lab exam gymnosperms Flashcards
single ovule consists of a megasporangium called a
nucellus
narrow passage where integument comes together over the nucellus
micropyle
protective upgrowth of tissue that surrounds the nucellus
integument
what divides mitotically into four things (one megaspore)
megasporocyte
what is embedded into the megagametophyte
egg
what are clusters of sporophylls
strobili
what are strobili that are woody
cones
what is the microgametophyte
pollen
how do you know pollen is mature?
if it has wings
what is the ploidy of microsporophyll
2N
what is the ploidy of microsporangium
2N
what is the ploidy of pollen
N
what is the ploidy of an ovule
2N
what is the ploidy of megasporangium
2N
what is the ploidy of the integument
2N
what is the ploidy of an egg
N
what is the ploidy of the archegonia
N
what is the ploidy of megagametophyte
N
