Three pollen tubes approach an ovule, however only one of them is ultimately successful.
The unsuccessful tubes stall near the micropyle, despite coming very close to it.
Ref: Palanivelu & Preuss (2006), BMC Plant Biology 6:7.
Three pollen tubes approach an ovule, however only one of them is ultimately successful.
The unsuccessful tubes stall near the micropyle, despite coming very close to it.
Ref: Palanivelu & Preuss (2006), BMC Plant Biology 6:7.