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LIVING THINGS... (...react to stimuli (...have sensory receptors…
LIVING THINGS...
...react to stimuli
...have sensory receptors
Chemicals (chemoreceptors)
Temperature (thermoreceptors)
Pressure (mechanoreceptors)
Light (photoreceptors)
...react to external stimuli
...react to internal stimuli
...are cellular
...can be multi-cellular
...can be uni-cellular
...self-regulate (homeostasis)
Tools
Receptor (e.g., temperature sensor in skin)
Control center (e.g., your brain)
The effector (e.g., sweat gland activation)
...adapt
...evolve
...migrate
...need food
...can be autotrophs
...can be heterotrophs
...grow and develop
...evolve
...die
...reproduce
Sexual reproduction (male and female)
Asexual reproduction (independent)