unity, diversity, & evolution. unity all life forms have common features
TRANSCRIPT
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Unity, Diversity, &
Evolution
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Unity•All Life Forms Have
Common Features
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Common Properties of Life
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Made of Cells
Basic unit of structure & function
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Maintain a constant internal environment (homeostasis)
Examples: temperature, sugar level, salt level, hydration, etc.
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Metabolism
Total of all chemical reactions.Examples:
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Respond to Stimuli
Examples:
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Reproduce
Essential to survival of species.
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Heredity & Evolution
Heredity: Traits passed to offspring.Info found in DNA.
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Evolve
Evolution: Change in species over generations.
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Grow and Develop
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• Growth- change in number of cells which leads to increase in size.
• Development- change in a single individual during life cycle.
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Cells- Similar but Different
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Review Game:
What characteristic…
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Your reaction to something in your environment
RESPONSE TO A STIMULUS
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The ability to maintain a constant internal environment
Homeostasis
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All the building up and breaking down processes in your body
Metabolism
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The ability of a species to change over time
Evolution
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This molecule is found in all living things and gives us our traits
DNA
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All living things are made of…
Cells
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Viruses?