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43 Cards in this Set
- Front
- Back
Levels of Organization
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1) atom
2) molecule 3) cell 4) tissue 5) organ 6) organ system 7) multicelled oranism 8) population 9) community 10) ecosystem 11) biosphere |
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Biology
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Study of living and once living things
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Atom
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Smallest unit retaining element properties
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Molecule
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Atoms that are covalently bonded together
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Cell
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Smallest unit that can live and reproduce
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Tissue
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Group of cells working together
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Organ
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Group of tissues working together
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Organ System
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Group of organs working together
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Multicelled Organism
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Group of organ systems working together
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Population
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Individuals of the same species living in an area
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Community
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All populations living in the same area
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Ecosystem
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Community interacting with non living components
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Abiotic
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non-living
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Biosphere
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All areas of the earth
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Characteristics of Life
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-Use of energy- metabolism
-Sense and respond to stimuli -Containing DNA -Reproduction -Growth and develepment |
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Energy
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The capacity for doing work
Energy comes from the sun |
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Metabolism
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Taking apart and putting molecules back together (Chemical Reaction)
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Receptors
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Detects changes in surroundings
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Homeostasis
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Condition that cells can tolerate- Maintienence of internal state
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DNA
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Signature molecule of life.
Contains information |
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Inheritance
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What the offspring gets
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Reproduction
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How DNA is given to the offspring
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Producers
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Autotrophs
They make their food from simple materials in the environement |
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Consumers
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Heterotrophs
Animals and decomposers Cant make food |
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Decomposers
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Break down the remains of organisms
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The Scientific Process
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1) Observe
2) Ask a Question 3) Research 4) Hypothesis -"If/Then Statement" 5) Experiment 6) Analyze data- Construct Graphs 7) Conclusions 8) Share results Formulate new hypothesis if needed |
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Control
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All the items that remain the same.
Doesnt change; gets compared to |
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Variables
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Independent: Item you change
Dependent: Result caused by item you changed compared to the control |
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3 GRAPHS
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Line, Bar, Pie
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Line Graphs
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Usually show changes over time
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Bar Graphs
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Compares different things
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Pie Graph
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Shows percentages
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Models
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Analogies that might help show what isnt directly observed
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Scientific Theory
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A hypothesis proved and tested many times and is believed to be true
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Hypothesis
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Testable Explanation of the observed phenomonon or process
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Prediction
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Statement of what you should find in nature if you were to go looking for it
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Carlos Linnaeus
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Started Bionomal nomenclature/ Scientific name of things
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Scientific Name
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2 Part Name
No two organisms have the same name |
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First and second word of scientific name
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Genus and Species
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Rules of Scientific Name
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-Latin
-GENUS & species -Italics or underlines -Can be abbreviated (Q. rubra) |
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TAXONOMY
Inclusive and Exclusive |
in: domain
ex: species |
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Hierrichical System
Did King Phillip Come Over For Grape Soda? |
domain
kingdom phylum class order family genus species |
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The Kingdoms
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Animals Plants Fungi
^ ^ Protists ^^^^^^^^^^^^^^^^^^ Eubacteria& Archaebacteria& Bacteria The ones towards the bottom are more simple. Towards top is complex |