| A | B |
| Aristotle | used deductive reasoning and observation |
| Galileo | Father of modern science, first to use experiments |
| Wm. Harvey | studied human anatomy, decribed circulatory system |
| Leewenhoek | first to use microscope to see living things |
| Hooke | named cells |
| Jenner | first caccine, for small pox |
| Pasteur | Father of bacteriology |
| Redi | Disproved spontanious generation |
| Linnaeus | modern classification system |
| Semmelweis | sterile hospital technique |
| Mendel | laws of inheritance |
| Darwin | theory of evolution , natural selection |
| George Washington Carver | peanut research |
| Morgan | gene theropy |
| Banting & Best | work on treatment for diabeties |
| Fleming | discoverded penicillin |
| Watson, Crick , Wilkins , Franklin | structure of DNA |
| Salk & Sabin | polio vaccine |
| Calvin | metabolic pathways of photosynthesis |
| McClintock | genetic engineering |
| Benard and DeVries | human heart transplants |
| Leila Denmark | whooping cough vaccine |
| Ingestion | taking in substances |
| Digestion | breaking down of substances |
| Assimilation | Using digested materials to make new living material |
| Respiration | Release of energy from food |
| Excretion | elimination of metabolic waste |
| Characteristics of living things | L a m e G r o c e r |