Saint Louis University BIOL 4600: Developmental Biology Spring 2024. Key Terms and Class Questions for Exam 1
| Front | Diffusible molecule that acts directly on other cells to alter their fate and induces different cell fates at different concentrations. |
| Back | Morphogen |
| Front | Interactions between, and rearrangement of, cells of the three germ layers to produce tissues and organs. |
| Back | Organogenesis |
| Front | Haploid sperm cells, the stage following the second meiotic division. In mammals, spermatids are still connected to one another by cytoplasmic bridges, allowing for diffusion of gene products across the cytoplasmic bridges. |
| Back | Spermatids |