Below is a list of Topics the DAT covers in the SNS test as listed by the ADA.
Major Biology Topics to Know for the DAT
Cell and Molecular Biology
- Origin of life
- Cell metabolism (including photosynthesis/enzymology)
- Cellular processes
- Thermodynamics
- Organelle structure and function
- Mitosis/meiosis
- Cell structure
- Experimental cell biology
Diversity of Life
- Biological Organization and Relationship of Major Taxa (Six-Kingdom, Three-Domain System) – plantae, animalia, protista, fungi, eubacteria (bacteria), archae, etc.
Structure and Function of Systems
- Integumentary
- Skeletal muscular
- Circulatory
- Immunological
- Digestive
- Respiratory
- Urinary
- Nervous/senses
- Endocrine
- Reproductive
- Fertilization
- Descriptive embryology
- Developmental mechanisms
- Experimental embryology
Genetics
- Molecular genetics,
- Human genetics
- Classical genetics
- Chromosomal genetics
- Genetic technology
Evolution, Ecology, and Behavior
- Natural selection
- Population genetics/speciation
- Cladistics
- Population and community ecology
- Ecosystems
- Animal behavior (including social behavior)
Major General Chemistry Topics to Know for the DAT
Stoichiometry and General Concepts
- Percent composition
- Empirical formulae
- Balancing equations
- Moles and molecular formulas
- Molar mass
- Density
- Calculations from balanced equations
Gases
- Kinetic molecular theory of gases
- Dalton's, Boyle's, Charles’s, and ideal gas law
Liquids and Solids
- Intermolecular forces
- Phase changes
- Vapor pressure
- Structures
- Polarity
- Properties
Solutions
- Polarity,
- Properties (colligative, non-colligative)
- Forces
- Concentration calculations
Acids and Bases
- pH
- Strength
- Brønsted-Lowry reactions
- Calculations
Chemical Equilibria
- Molecular
- Acid/base
- Precipitation
- Calculations,
- Le Chatelier’s principle
Thermodynamics and Thermochemistry
- Laws of thermodynamics
- Hess’s law
- Spontaneity
- Enthalpies and entropies
- Heat transfer
Chemical Kinetics
- Rate laws
- Activation energy
- Half-life
Oxidation-Reduction Reactions
- Balancing equations
- Determination of oxidation numbers
- Electrochemical calculations
- Electrochemical concepts and terminology
Atomic and Molecular Structure
- Electron configuration
- Orbital types
- Lewis-Dot diagrams
- Atomic theory
- Quantum theory
- Molecular geometry
- Bond types
- Subatomic particles
Periodic Properties
- Representative elements
- Transition elements
- Periodic trends
- Descriptive chemistry
Nuclear Reactions
- Balancing equations
- Binding energy
- Decay processes
- Particles
- Terminology
Laboratory
- Basic techniques
- Equipment
- Error analysis
- Safety
- Data analysis
Major Organic Chemistry Topics to Know for the DAT
Mechanisms
- Energetics
- Structure - elimination, addition, free radical, substitution mechanisms
Chemical and Physical Properties of Molecules
- Spectroscopy (1H NMR, 13C NMR, infrared, and multi-spectra)
- Structure (polarity, intermolecular forces, solubility, melting/boiling point, etc.)
- Laboratory theory and techniques (i.e. TLC, separations, etc.)
Stereochemistry (structure evaluation)
- Chirality
- Isomer relationships
- Conformations
Nomenclature
- IUPAC rules and functional groups in molecules
Individual Reactions of the Major Functional Groups and Combinations of Reactions to
Synthesize Compounds
- Alkene/alkyne
- Aromatic
- Substitution/elimination,
- Aldehyde/ ketone
- Carboxylic acids and derivatives
- Others
Acid-Base Chemistry
- Ranking acidity/basicity (structure analysis and pH/pKa data analysis)
- Prediction of products and equilibria
Aromatics and Bonding
- Concept of aromaticity
- Resonance
- Atomic/molecular orbitals
- Hybridization
- Bond angles/lengths.
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