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Charcteristics of life
living things can adapt, grow and develop, reproduce, respond to stimuli, acquire energy, capable of homeostasis, and are organized.
Autotrophs
organisms that can produce their own food usually by photosynthesis(plants)
Heterotrophs
Must obtain materials and energy by eating(animals)
Homeostasis
"staying the same"
the ability of the body to maintain relatively
constant internal environment
as our external environment changes
Scientific method definition
a step by step process for solving problems in science utilized by scientists
scientific method steps
1) Observation
2) Problem or question
3) Hypothesis
4)Testing the hypothesis
5)Collection of data and analysis
6)Conclusion
7)Theory
Levels of organization
1.chemicals
2.molecules
3. cells
4.tissue
5.organs
6.organ system
7.organism
8.population
9.community
10.ecosystem
Levels of classification
1.kingdom
2.phylum
3.class
4. order
5.family
6.genus
7.species
Author
girl1tweety
ID
171877
Card Set
Bio
Description
Chapter1
Updated
2012-09-19T13:52:33Z
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