BioSphere — Interactive Biology Learning

The fundamental hereditary molecule containing the genetic instructions for the development, functioning, growth, and reproduction of all living organisms.

PRIMARY FUNCTIONLong-term storage of genetic information and template for RNA transcription.

LOCATION IN CELLCell Nucleus, Mitochondrial Matrix, Chloroplast Stroma

ESTIMATED STUDY TIME⏱️ 15 Mins

3D HELICAL GEOMETRY VISUALIZER

Interactive B-DNA Double Helix

5' Strand (Blue)

3' Strand (Green)

Adenine (A)

Thymine (T)

Guanine (G)

Cytosine (C)

STRUCTURAL ANATOMY

Key Molecular Components

Deoxyribose Sugar

5-carbon sugar lacking a 2' hydroxyl (-OH) group.

Phosphate Backbone

Negatively charged backbone forming 5' to 3' phosphodiester linkages.

Nitrogenous Bases

Adenine, Thymine, Guanine, Cytosine held by hydrogen bonds.

INTERACTIVE MOLECULAR LAB & SANDBOX

DNA Base Pairing Sandbox

Given the 5' → 3' template DNA strand below, build the complementary 3' → 5' strand by selecting matching nucleotides (A-T, G-C).

Template Strand:

ATGCGATCGATC

Your Strand:

Select Nucleotide to Add:

MOLECULAR ASSESSMENT & CERTIFICATION

Deoxyribonucleic Acid Evaluation Suite

REWARD+200 XP

Q1: What is the primary biological function of Deoxyribonucleic Acid?

Q2: Which cell location contains DNA?

LOADING 3D BIO-SYSTEMS...