style="text-align:left;vertical-align:top;" | Overview
| style="text-align:left;vertical-align:top;" | Biology | science | life | properties (adaptation, energy processing, growth, order, regulation, reproduction, and response to environment) | hierarchy of life (atom > molecule > organelle > cell > tissue > organ > organ system > organism > population > community > ecosystem > biosphere) | reductionistic | emergent property | mechanistic | scientific method | theory | law | peer review | biology journals |