Levels of organization life.
Atome-molecules-cells-tissues-organ-system-organism to the ecospehere.
With interactives exercises for the classroom lesson.
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1. Levels of Organization of Life Presentation based on one from http://people.hofstra.edu/geotrans/eng/ch8en/conc8en/envisys.html
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5. Organic molecules carbohydrates, proteins, lipids and nucleic acids. Inorganic molecules Water, Salts And vitamins.
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10. A tissue is a group of cells of similar structure that perform a shared function Slide taken from clickbiology.com Animal tissues : muscle nervous upper epidermal tissue palisade mesophyll tissue spongy mesophyll tissue lower epidermal tissue Tissues found in the leaf Cross-section of a leaf