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Plant Reproduction
Chapter 8 lesson 3
| Term | Definition |
|---|---|
| Stamen | the male reproductive organ of a flower |
| Pistil | the female reproductive organ of a flower |
| Ovary | a flower structure located at the base of the style of a flower that contains one or more ovules |
| Fruit | plant structure that contains one or more seeds; develops from the ovary, and sometimes other parts of the flower |
| Pollen grain | Spore that forms from tissue in a male reproductive structure of a seed plant. |
| Pollination | the process that occurs when pollen grains land on a female reproductive structure of a plant that is the same species as the pollen grains |
| Ovule | female reproductive structure of a seed plant where the haploid egg develops |
| Embryo | a developing human from the time it attaches to the uterus until the eighth week of pregnancy |
| Seed | a plant embryo, its food supply, and a protective covering |
| Alternation of generations | Process that occurs when the life cycle of an organism alternates between diploid and haploid generations. |
| Spore | A daughter cell produced from a haploid structure. |
| Asexual reproduction | a type of reproduction in which one parent organism produces offspring without meiosis and fertilization |
| Sexual reproduction | type of reproduction where the genetic material from two different cells a sperm and an egg combine, producing an offspring |
| Sperm | a male reproductive, or sex, cell; forms in a testis |
| Meiosis | a process in which one diploid cell divides to make four haploid sex cells. |
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