| A | B |
| Interphase | stage of cell cycle of growth and DNA synthesis |
| Chromosome | threadlike strands of DNA, carries genetic code |
| Mitosis | process of nucleus dividing |
| Asexual Reproduction | reproduction with only one parent |
| Sexual Reproduction | reproduction with sex cells from 2 parents |
| Diploid | a cell with 2 of every kind of chromosome |
| Haploid | a cell with only one chromosome from each pair |
| Fertilization | joining of egg and sperm |
| Zygote | the cell formed in fertilization |
| Meiosis | division of cell nucleus that forms sex cells |
| Genes | controls traits |
| RNA | ribonucleic acid |
| Mutation | permanent change in DNA |