American Dental Association (ADA), Department of Testing Services · 2026 DAT Candidate Guide, updated August 4, 2026, read live on October 9, 2026; supplemented by ADA Recent and Forthcoming Updates, updated September 23, 2026, confirming implementation of the revised organic chemistry specifications in April 2026. The specification PDF, updated August 13, 2025, retains its original anticipated-implementation heading. Assigned workbook label and slug map directly to the U.S. ADA Dental Admission Test.

This original 20-question sample covers selected topics across the outline. It does not reproduce official exam questions or cover every tested topic.

• Dental Admission Test (DAT) — American Dental Association
• 2026 DAT Candidate Guide — updated August 4, 2026
• Recent and Forthcoming Updates to Examinations and Tests — updated September 23, 2026
• NEW Organic Chemistry Examination Specifications — updated August 13, 2025
• Perceptual Ability Test Section Instructions — ADA
• Biology 2e — 11.1 The Process of Meiosis
• Biology 2e — 5.2 Passive Transport
• Biology 2e — 6.5 Enzymes
• Biology 2e — 19.1 Population Evolution
• Biology 2e — 40.2 Components of the Blood
• Chemistry 2e — 9.2 The Ideal Gas Law
• Chemistry 2e — 13.3 Shifting Equilibria: Le Châtelier’s Principle
• Organic Chemistry — 11.2 The SN2 Reaction
• Organic Chemistry — 2.8 Acid and Base Strength
• Intermediate Algebra 2e — 7.5 Solve Applications with Rational Equations
• Introductory Statistics 2e — 3.2 Independent and Mutually Exclusive Events
• Introductory Statistics 2e — 2.5 Measures of the Center of the Data
• Mechanism of Action Assays for Enzymes - Assay Guidance Manual - NCBI Bookshelf
• •
• 6.1 Viruses - Microbiology | OpenStax
• 4.4 Reaction Yields - Chemistry 2e | OpenStax
• 4.2 Classifying Chemical Reactions - Chemistry 2e | OpenStax
• 9.9 An Introduction to Organic Synthesis - Organic Chemistry | OpenStax
• 2.9 Predicting Acid–Base Reactions from pKa Values - Organic Chemistry | OpenStax
• 13.5 Integration of 1H NMR Absorptions: Proton Counting - Organic Chemistry | OpenStax
• 13.6 Spin–Spin Splitting in 1H NMR Spectra - Organic Chemistry | OpenStax
• 13.7 1H NMR Spectroscopy and Proton Equivalence - Organic Chemistry | OpenStax
• 7.9 Conditional Probability and the Multiplication Rule - Contemporary Mathematics | OpenStax