8.1 Responses to the Environment
Notes
Organisms respond to their environment with behavior and physiology.
- Taxis/kinesis, migration, hibernation, phototropism.
- Communication: visual, auditory, chemical (pheromones), tactile signals.
- Cooperative behavior can increase fitness of relatives (kin selection).
Practice
A plant bending toward light is:
Growth toward light.
Bees doing a waggle dance is an example of:
Shows food location.
Animals hibernating in winter:
Lower energy use.
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