Theme of Biology- L2

emergence & scientific method

Emergence

process where a complex whole develops properties that its individual parts do not have on their own

Emergent properties

process resulting from arrangement & interaction of parts within a system

Levels of biological organizaiton

organelles

cells

tissues

organs & organ systems

organisms, populations, and communities

ecosystems

the biosphere

Hypothesis

testable explanation fro observation based on available data

Prediction

expected outcome when you test your hypothesis

Theory

broad explanation with significant support leads to new hypothesis and accurate prediction

Law

statement of what always occurs under certain circumstances

observable pattern; not explanatory

Sequencing scientific process

Observation —> Background —> Generate Hypothesis —> Make predictions

—> Experiments/Observation —> Evaluate

• Correct Predictions: repeat & verify, ask a new question

• Incorrect predictions: repeat, revise predictions & hypothesis