Being in nature or even viewing scenes of nature reduces anger fear and stress and increases pleasant feelings. exposure to nature not only makes you feel better emotionally it contributes to your physical well-being reducing blood pressure and heart rate muscle tension in production or stress hormones
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The key factor in determining the habitable zone of a planet is looking for a Earth-like planet that is able to have water on it's surface, and make sure that it can still give or support life.
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1. symbiotic partnership
2. primary succession.
3. symbiotic relationship
Genetic drift scientific explanarions are based on empirical data and evidence
This might have been the cause of not being exposed to this specific pollen during his years in Chicago. Allergic reactions can develop when the stimuli presented even when its not contagious causes the immune system to trigger and act in a defensive stance. This delayed effect may have been the cause of the sudden expression of the immune system.
