| A | B |
| Sexual Reproduction | requires an egg and sperm |
| Asexual Reproduction | one organism produces an identical offspring |
| Fertilization | when egg and sperm combine to form the first cell of a new organism |
| Zygote | the first cells of a new organism |
| Diploid Cells | contain a full set of chromosomes |
| Haploid Cells | contain a half set of chromosomes |
| Gametophyte Stage | egg and sperm reproduce by meiosis and make spores |
| Spores | haploid cell |
| Sporophyte Stage | begins with fertilization |
| Different names for Egg and Sperm | gamete cells, haploid cells, spores, sex cells |