The tools to study.
Native cards, standard study modes, Classes, Schedule. No ads.
Six prepared Plus Learn questions from the app: recall, correction, DNA recall, a distinction check, protein recall, then later recall. A learner answers Nucleus when asked which structure builds proteins. Feedback distinguishes Nucleus, which stores DNA, from Ribosome, which builds proteins. The next question uses that distinction with choices; the learner chooses Ribosome and recovers. The Blobatar reacts to the miss and recovery. This local example makes no processing request.
Cards built for STEM include equations, chemistry, tables, and much more.
Three operating-app native formats remain visible together: a structured fraction, the bonds and lone pairs of water, and a comparison table.
Recall it, match it, test it. Learn and reinforce.
A learner moves through Flashcards, Test, Matching, Plus Learn and Crossword. Flashcards, standard Test, Matching and Crossword are Free. Dynamic activities and Learn require Plus.
Turn notes, presentations, and lectures into useful study Sets with ease.
An illustrative Plus import: lines from personal lecture notes travel into editable source-linked cards. Review comes before a completed Cell biology Set. No file is uploaded or processed in this example.
A Knowledge Map grows from practice, including what gets mixed up.
Illustrative cell-biology practice, using the operating app’s map geometry and evidence colors. Size shows practice, color shows success, orange rings show review due, and a wavy connection shows a mix-up. Repeated practice improves evidence gradually; this is not a mastery prediction.
Connect your classes to your Sets for curated study modes and alerts.
Biosciences I and its assessment remain in view while a Cell biology review block is placed into the week. The linked session settles into its scheduled place. Scheduling is Free; this example creates no real event.
Native cards, standard study modes, Classes, Schedule. No ads.
Dynamic study, assisted grading, Set importing and personal uploads.
Take a moment. You know this idea.
| Feature | DNA | RNA |
|---|---|---|
| Sugar | Deoxyribose | Ribose |
| Base | Thymine | Uracil |
A selectively permeable boundary controls movement into and out of the cell.
A selectively permeable boundary controls movement into and out of the cell.
Some substances cross the membrane more readily than others.
Movement down a concentration gradient requires no cellular energy input.
Start with two familiar concepts.