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Flower Function
Plant Reproduction and Life Cycle Review
| Term | Definition |
|---|---|
| flowers | The reproductive structure of some plants. |
| germination | The early stage of seed growth. |
| pollination | The transfer of pollen from the male part to the female part of a plant. |
| pollen grains | The male reproductive structure of a plant (sperm cells). |
| seed | A structure that contains a young plant in a protective covering. |
| fertilization | The joining of a sperm cell (pollen) and an egg cell (ovule). |
| sexual reproduction | A process that involves two parent plants to form a new organism that differs from the parents. |
| flower | A structure made by some plants to house the seed and attract dispersers. |
| plant propagation | The process of growing new plants from plant parts. |
| asexual reproduction | A process that involves only one parent plant and produces offspring identical to the parent. |
| pistil | female part (stigma + style + ovary) |
| stamen | male part (anther + filament) |
| anther | makes pollen |
| filament | holds up pollen-making part |
| stigma | collects pollen and is sticky |
| style | stalk that contains the pollen tube |
| ovary | contains ovule eggs |
| ovule | egg sex cells (female) |
| pollen | male sex cells |
| petal | scent and color attract pollinators |
| sepal | protects undeveloped or closed flowers |
| stem | supports flower |
| male | gender of anther/filament/stamen |
| female | gender of pistil/stigma/style/ovary |
| vegetative propagation | tubers/runners/roots/stems/leaf cuttings/bulbs |
| dispersed/sent out | method that moves seeds away by wind/water/animals/digestion/bursting/humans |
| zygote | ovule egg + pollen sperm form a(n) ___ |
| seeds | pod/fleshy/shell are types of ___ |
| germination | 1st life cycle stage (seed sprouts) |
| plant development | 2nd life cycle stage (reproductive structures grow) |
| fertilization | 3rd life cycle stage (ovule + pollen) |
| seed development | 4th life cycle stage (fertilizes ovule becomes ...) |