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Biology unit 1

TermDefinition
Theme 1 all levels of life have systems of related parts
Theme 2 structure determines function
Theme 3 organisms must maintain homeostasis to survive
Theme 4 evolution explains the unity and diversity of life
All organisms have ... families and kingdoms
3 Domains Bacteria, Archeria, Eukarya
Bacteria and Archeria are ... Prokaryotes : Single celled organisms with no membrane
Eukarya Eukaryotes : single or multi cellular organisms that have membrane bound organells
Biology : study of life
7 properties of life order, sensitivity, reproduction, adaptation, growth and development, regulation, energy processing
Order cells are level of organization where life begins
Sensitivity responds to external stimuli
reproduction living organisms reproduce and pass DNA from parent to offspring
adaptation organisms can adapt to their environment
growth and development orgs. grow and develop based on instructions in DNA
Regulation/ homeostasis cells and orgs. control their internal environment to maintain conditions and internal functions
energy processing obtaining energy from external sources and use it for metabolic activities
Science is ... a specific way of learning about the natural world (only things we can observe)
Applied science aims to use science to solve IMMEDIATE problems
Inductive reasoning form of logical thinking that uses related observations to arrive at general conclusion (small to large)
Deductive reasoning form of logical thinking that uses general principle or law to forecast specific results (large to small)
Discovery based science observation, description, inductive reasoning
Hypothesis based science seeking explanations, use general ideas to draw conclusions, deductive reasoning
Hypothesis Proposed explanation, must be testable, must be falsifiable
Theory explains observations, supported by large body of evidence, generates new hypothesis
Independent variable the factor being tested and changed
Dependent variable what is being measured/ data being collected
Hypothesis format If ... Independent variable, then ... dependent variable
Created by: Greendresses123
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