Memorize the 20 Amino Acids with NoteFren
This guide breaks memorize the 20 amino acids into simple steps you can repeat every week. Pair the method with NoteFren so your practice lives in flashcards—not scattered screenshots and highlights.
Step-by-step guide
- 1
Group by side chain class
Bucket the twenty into nonpolar, polar uncharged, acidic, and basic—four chunks to memorize.
- 2
Learn one- and three-letter codes
Each card carries the full name, the three-letter code, and the one-letter code.
- 3
Add structure sketches
Draw the side chain on a card. Pattern recognition is faster than rote text recall.
- 4
Use NoteFren for daily review
Spaced repetition turns side-chain identification into automatic recall.
- 5
Drill essential vs nonessential
Add a tag-based card asking which amino acids must come from diet.
Frequently asked questions
Yes. NoteFren turns your notes and photos into smart flashcards with spaced repetition and active recall—ideal for memorize the 20 amino acids without retyping everything.
NoteFren is an iOS app built for focused study sessions. Check the App Store listing for the latest connectivity and sync details.
Absolutely. Every card can be edited, merged, or deleted so your deck matches exactly what you need to learn.
Related methods & subjects
Start studying with NoteFren
Build decks from your notes and study with spaced repetition on iOS.
Start Studying with NoteFren