BI266 - Fertilization seeds and dispersal
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20 Terms
Fertilization takes place…
after pollination
Fertilization
fusion of gametes and formation of the zygote(s)
in angiosperms, the fertilization is…
double because it involved two gametes for each sex
after pollination…
pollen grains are retained on the stigmas
what is this?
Recognized and “Stimulated” pollen grains “germinate” producing pollen tubes.
what is labeled?
male gametes
tube nucleus
Each pollen grain usually contains….
one vegetative cell/nucleus and a generative cell/nucleus
vegetative cell
non reproductive
generative cell
reproductive
In flowering plants, the vegetative cell produces..
the pollen tube while the generative cell divides to form the two sperm cells
what is labeled?
pollen grains germinated on the stigma
stile
pollen tubes advance through the stile and ovary to reach ovules
Note 
Flashcards (29)