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UNIT 3, CHPT 16
MINI CHAPTER 16.1
| Question | Answer |
|---|---|
| what is differentiation? | a process where cells become specialized in structure and function |
| what is morphogenesis? | the physical process that gives an organism it's shape |
| what are cytoplasmic determinants? | material substances in the egg that influence early development |
| what type of cell division is used during the process of embryo development? | mitosis |
| what is induction? | when signal molecules from embryotic cells cause transcriptional changes in nearby target cells |
| what is determination? | commits a cell irreversibly to its fate |
| what is apoptosis? | programmed cell death |
| what is pattern formation? | when an organisms cells organize into structured patterns |
| what is positional information? | molecular cues that control pattern formation, tells cells their location relative to the body axes and neighbouring cells |
| what are homeotic genes? | they control pattern formation |