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30 Cards in this Set

  • Front
  • Back
Cells
Smallest unit of an organism that can be considered alive
Grow and develop
During an organism development cells different, which means that the cells look different from one another and prefrom different functions
Universal Genetic Code "DNA"
Organsisms store the info they need to like, grow, and reproduce in a genetic code called DNA
Obtain and materials and use energy (Metabolism)
The combination of chemical reactions through which and organism biuls or breaks down materials is call Metabolism
Repond to their environment
A stimulant is a signal to which an organism responds
Stable internal environment (Homeostasis)
Although conditions outside an organism may change conditions inside an organism tend to remain constant called Homeostasis
Biosphere
Part of earth that contains all ecosystems (largest)
Ecosystem
Communtity and non-living surroundings (Hawk, snake, bison, prairie dog, grass)
Communtiy
Population that live together in a defined area (Hawk, snake, bison, praire dog, grass)
Population
Group of organisms of one type that live in the same area (Bison herd)
Organisns
Individual living things (Bison) contain cells
Groups of cells
Tissues, organs, and organ systems (Nervous Tissue, Brain, Nervous System)
Cells
Smallest functional unit of life (Nerve Cell)
Molecule
groups of atoms; smallest unit of most chemical compounds (water and DNA)
Identify the problem
1
Gather Information
2
State Hypothesis
3
Design and carry out an experiment
4
Make observations and record data
5
Organize and Analyze data
6
State Concluision
7
Theory
Hypothesis that has been tested and supported by a great ammount of evidence over a long period of time
Law
Statement describing (but not explaining)a natural event or phenomenon
Hypothesis
Suggested explaintion to a problem or observation based upon known information
Experiment
Used to test a hypothesis
Variable
Anything that can affect the results of experiment
Control
part within the experiment that is maintained w/o change in order to provide a comparisonfor the part of the experiment containing the variable
Data
Observations and measurements made during and experiment
Conclusion
A summary that explains wheather or not the data support the hypothesis
Application
New use to which resluts are put or new technique developed