Match the following terms and definitions. 1. a degree of organism complexity; either unicellular or colonial
negative feedback
2. the relatively constant state in the internal environment of an organism
system level
3. self-regulation mechanisms that send information to appropriate physiological systems so that appropriate adjustments can be made
positive feedback
4. a control mechanism that inhibits or counteracts an earlier reaction
cellular level
5. a control mechanism that intensifies or enhances an earlier reaction
homeostasis
6. a degree of organism complexity; cells arranged into systems
feedback loops