"Male reproductive organ in flowering plant is _______", " Stamens " " Stamens is made up of an ______ (a male cone) and a ________ (a long stalk)", " Stamens is made up of an anther (a male cone) and a filament (a long stalk)" "", "" "", "" "", "" "", "" "1 anther usually contain 4 ______________ / pollen sacs", "1 anther usually contain 4 microsporangia / pollen sacs" "Microsporangia is a plural term for _______________", "Microsporangia is a plural term for microsporangium" "Microsporangium / pollen sac", "One of the chambers of an anther in which pollen grain is produced " "", "" "", "" "Microsporocyte / microspore mother cell ", "A diploid cell in microsporangium that divide by meiosis to give rise to 4 haploid microspores (tetrad)" "", " Microsporocyte / microspore mother cell (2n) undergo meiosis to produce microspore (n)" "", " Microsporocyte / microspore mother cell (2n) undergo meiosis to produce four microspores / tetrad (n)" "Define tetrad ", "A group of 4 haploid microspores (immature pollen grain) produced at the end of the second meiotic division" " Microspores (tetrad)", "A small haploid spore from a heterosporous plant species that develops into pollen grain / male gametophyte " "Male gametophyte in flowering plant is", " pollen grain" "", "Each microspores divide once by mitosis to form pollen grain. Pollen grain contain 2 cells: generative cell tube cell " "", "Each microspores divide once by mitosis to form pollen grain. Pollen grain contain 2 cells: generative cell tube cell " " Generative cell / generative nucleus", "Generative cell will divide by mitosis to form 2 non-motile sperm cells " "Tube cell / tube nucleus", "Tube cell will produce pollen tube. Pollen tube will deliver sperms to the egg. " "", "" "Pollen grain becomes mature after ___________", "Pollen grain becomes mature after pollination " "Pollination is", "Pollination is transfer of pollen grain from the anther to a stigma " "What happened to pollen when it landed on stigma?", "- Tube nucleus will produce pollen tube - Generative nucleus divide once by mitosis to produce 2 sperm nuclei (male gametes) - Pollen tube will deliver sperms to the egg."
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