Chapter 1
An Introduction to Biology
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Parts
- 1Levels of biological organization5 min
- 2The five core concepts of biology4 min
- 3What evolution is4 min
- 4Vertical descent and horizontal gene transfer4 min
- 5Genomes, proteomes, and artificial selection4 min
- 6Classifying living things4 min
- 7Fields of biology, hypotheses, and theories5 min
- 8Discovery-based science and hypothesis testing5 min
- 9Scientific models and core skills3 min
- 10Biodiversity and the meaning of sex4 min
Key terms
- organism
- macromolecule
- tissue
- organ
- organ system
- species
- population
- community
- ecosystem
- biosphere
- emergent property
- systems biology
- evolution
- mutation
- natural selection
- vertical descent with mutation
- horizontal gene transfer
- genome
- proteome
- artificial selection
- taxonomy
- domain
- prokaryote
- eukaryote
- supergroup
- kingdom
- genus
- binomial nomenclature
- model organism
- reductionism
- hypothesis
- theory
- discovery-based science
- scientific method
- control group
- experimental group
- peer review
- scientific model
- biodiversity
- sex