Amino Acids Trainer

Learn the 20 canonical proteinogenic amino acids through interactive and focused training. Study their structures, one-letter and three-letter codes, properties, side chains, molecular formulas and pKa values.

Practice with multiple quiz modes:

• Structure to name • Name to structure • One-letter code • Three-letter code • Properties and side chains • Molecular formulas and pKa values • Mixed training

Choose between Easy, Medium and Hard difficulty. You can also control how carbon atoms are displayed in each chemical structure.

Exam Mode gives you mixed questions within a 5, 10 or 15 minute time limit. Detailed statistics show your accuracy, progress, average response time, best streak and exam readiness.

Incorrect answers are saved automatically. Review Mode lets you practice your mistakes again, while bookmarks help you save important amino acids for later.

Ideal for school, university, biochemistry, medicine, pharmacy and anyone who wants to confidently recognize amino acids.

Premium unlocks all advanced quiz modes and difficulty levels.