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What is Life & Levels of Organization. 60 Second Masterpieces. Add the definitions & make 3 quick sketches in your note taker and add stars according to the directions. Biotic (biogenic) Living Dead. Abiotic (Not now or ever) Non-living. Biotic or Abiotic ??.
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60 Second Masterpieces Add the definitions & make 3 quick sketches in your note taker and add stars according to the directions. Biotic (biogenic) • Living • Dead Abiotic(Not now or ever) • Non-living
Name the biotic and abioticfactors in the picture: • Biotic: • trees • shrubs • dead wood • Abiotic: • water • snow • air/wind • sun • soil
Add to notetaker… • There are 5 characteristics of all living things (organisms): • 1. Organization (cells) • 2. Metabolism (use energy/make waste) • 3. Grow and develop • 4. Reproduce • 5. Respond and adapt
To be or not to be… • There are 5 characteristics of all living things (organisms): • 1. Organization (cells) • 2. Metabolism (use energy/make waste) • 3. Grow and develop • 4. Reproduce • 5. Respond and adapt Grab a text book and look up key words & ideas about each of the 5 characteristics in chapter 1.1
Any living thing is called an organism • But where do organisms come from?
Past and Present Ideas about the Origin of Life. Where does life come from? • Spontaneous generation-A theoretical process by which life begins when ethers enter nonliving things.
OldeTyme Recipe for Life “It is enough to fill a container with corn and to cover it with a dirty shirt. After a few days, one sees appearing the mice.” -JB van Helmont (1577-1644)
Redi’s Experiment Procedures: Fill 3 jars with rotting meat Leave one jar open, cover one with lid, cover one with mesh Leave jars out and observe which jars maggots grow in Maggots inside No maggots Maggots on mesh
Biogenesis • Biogenesisis the principle that life comes only from life. “Bio-” literally means “life”and genesis means “beginning.”
The diagrams on Figure 1-21 in your notetaker shows the levels that life can be organized into. • Come up with a memorization strategy for each level & put it in the box on the right • Quiz your partner on the levels from highest to lowest Quiz on this notetaker Friday!
Closure • If a strange new sample was brought back from Mars, it may look like nothing we’ve ever seen before. Explain briefly how you would test to see if it was a living organism! Use and underline at least 3 vocabulary terms in your answer.