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What is Life?

What is Life?. and how do we know?. www.wikipedia.com. Properties of Life. Respond to internal and environmental stimuli. Properties of Life. Develop and Reproduce. http://www.infovisual.info/02/013_en.html. Properties of Life. Take in and process nutrients from the environment.

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What is Life?

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  1. What is Life? and how do we know?

  2. www.wikipedia.com

  3. Properties of Life • Respond to internal and environmental stimuli

  4. Properties of Life • Develop and Reproduce http://www.infovisual.info/02/013_en.html

  5. Properties of Life Take in and processnutrients from the environment http://images.google.com/images?q=tbn:7YjrbLLj0tAJ:www.kentlaw.edu/academics/clinic/tax/images/eat.jpg

  6. Properties of Life • Have the ability to maintain homeostasis within their internal environment (within limits) http://www.ma-strasbourg.justice.fr/images/balance.gif

  7. Properties of Life • Have the ability to adapt and change over time (evolve) http://organicmeat.net/barefoot/evolve.gif

  8. Properties of Life • Contain genetically encoded information blueprinting the organism (DNA/RNA) “common molecular inheritance “ http://images.google.com/imgres?imgurl=http://www.wired.com/news/images/full/1alba_f.jpg&imgrefurl=http://www.wired.com/news/gallery/0,2072,50830-3274~3273,00.html&h=375&w=500&sz=31&tbnid=d_XqmOIAZu8J:&tbnh=95&tbnw=127&hl=en&start=1&prev=/images%3Fq%3Ddna%2Bequals%26svnum%3D50%26hl%3Den%26lr%3D%26client%3Dfirefox-a%26rls%3Dorg.mozilla:en-US:official_s%26sa%3DG

  9. Properties of Life • Life is composed of a single cell or multiple cells http://www.cnas.missouristate.edu/labimages/Biology/Bio122/images/Week%208%20Images/Liver%20cells.JPG http://images.google.com/imgres?imgurl=http://www.cnas.smsu.edu/labimages/Biology/Bio122/images/Week%25208%2520Images/Liver%2520cells.JPG&imgrefurl=http://www.cnas.smsu.edu/labimages/Biology/Bio122/week8.htm&h=480&w=640&sz=77&tbnid=akulHWxCMq8J:&tbnh=101&tbnw=135&hl=en&start=22&prev=/images%3Fq%3Dcells%26start%3D20%26svnum%3D50%26hl%3Den%26lr%3D%26client%3Dfirefox-a%26rls%3Dorg.mozilla:en-US:official_s%26sa%3DN http://images.google.com/imgres?imgurl=http://extension.oregonstate.edu/fcd/nutrition/ewfl/module2/images/bacteria.jpg&imgrefurl=http://extension.oregonstate.edu/fcd/nutrition/ewfl/module2/food1.html&h=219&w=281&sz=6&tbnid=N26okpA61kYJ:&tbnh=84&tbnw=109&hl=en&start=56&prev=/images%3Fq%3Dbacteria%26start%3D40%26svnum%3D50%26hl%3Den%26lr%3D%26client%3Dfirefox-a%26rls%3Dorg.mozilla:en-US:official_s%26sa%3DN

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