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Plant Reproduction
Lesson 4
| Question | Answer |
|---|---|
| Sporophyte | The stage in the life cycle of a plant in which the plant produces spores |
| Gametophyte | The stage in the life cycle of a plant in which the plant produces gametes, or sex cells |
| Annual | A flowering plant that completes its life cycle in one growing season |
| Biennial | A flowering plant that completes its life cycle in two years |
| Perennial | A flowering plant that lives for more than two years |
| Fertilization | The process in sexual reproduction in which an egg cell and a sperm cell join to form a new cell |
| Zygote | A fertilized egg, produced by the joining of a sperm cell and an egg cell |
| Cone | The reproductive structure of a gymnosperm |
| Ovule | A plant structure in seed plants that produces the female gametophyte; contains an egg cell |
| Fruit | The ripened ovary and other structures of an angiosperm that enclose one or more seeds |
| Stigma | The sticky tip of the pistil |
| Pistil | The female reproductive parts of a flower |
| Sepal | Small, leaflike structures that protect a developing flower |
| Anther | The part of the stamen that contains the pollen |
| Filament | A structure that supports the anther |
| Petal | The most colorful part of a flower and attract animals |
| Ovary | A hollow structure at the base of the flower which protects the seeds as they develop |
| Stamen | The male reproductive parts of a flower |
| Style | A slender tube that connects the stigma to the ovary |