Interactive Demo
DNA Anti-Parallel Structure Demo
DNA Anti-Parallel Structure Demo is a free, interactive learning demo from the Introductory Biology course on Lykke. It helps you build intuition for Nucleotide Structure, Phosphodiester Bonds, DNA Polymerase, Replication Fork. Play with it directly in your browser — it features 3 sliders and a live visual canvas. This demo lives in the “DNA Structure and Replication” section of the course.

How to use this demo
- Drag the “Strand Separation”, “Helix Twist” sliders to change the inputs and watch the result update live.
- Experiment freely — there's nothing to break, and every change is reversible.
What you'll explore
- Nucleotide Structure
- Phosphodiester Bonds
- DNA Polymerase
- Replication Fork
- Leading and Lagging Strands
Frequently asked questions
What does the DNA Anti-Parallel Structure Demo demo do?
DNA Anti-Parallel Structure Demo DNA Explorer Investigate the anti-parallel geometry of the double helix. Strand Separation Helix Twist Adenine Thymine Cytosine Guanine Drag the sliders to unzip the DNA and observe the 5' to 3' directionality. DNA Anti-Parallel Structure Demo lets you explore this hands-on instead of only reading about it.
What Introductory Biology concept does DNA Anti-Parallel Structure Demo teach?
Detailed mechanics of DNA stability, base pairing, and the enzymatic process of replication. It focuses on Nucleotide Structure, Phosphodiester Bonds, DNA Polymerase, Replication Fork, Leading and Lagging Strands from the “DNA Structure and Replication” section.
What can I control in DNA Anti-Parallel Structure Demo?
The “Strand Separation”, “Helix Twist” sliders change the key inputs. Every change updates the visualization in real time, so you can see exactly how each variable affects the outcome.
How does DNA Anti-Parallel Structure Demo fit into the Introductory Biology course?
7.016 Introductory Biology provides a comprehensive exploration of the molecular and cellular foundations of life, integrating biochemistry, genetics, and molecular biology. The course emphasizes the structure and regul… This demo is the interactive piece for the “DNA Structure and Replication” section. Open the full Introductory Biology course wiki at https://www.getlykke.com/explore/public/introductory-biology-b36950be-aafa-4e22-9bdc-b291f812acc8 for notes, flashcards, quizzes and the other demos.
What will I understand better after using DNA Anti-Parallel Structure Demo?
You'll build intuition for Nucleotide Structure, Phosphodiester Bonds, DNA Polymerase, Replication Fork, Leading and Lagging Strands — and, crucially, see how they behave when you change the inputs, which is hard to get from a textbook or lecture on Introductory Biology alone.
From the Introductory Biology course
This interactive demo is part of the DNA Structure and Replication section. Explore the full Introductory Biology course wiki on Lykke — with notes, flashcards, quizzes and more interactive demos.
Open the Introductory Biology course →