Praxilabs

This experiment detects aluminium ions in inorganic salts through reactions with ammonia, sodium hydroxide, and other reagents, helping students identify Al³⁺ radicals and distinguish them from other cations. Test for Aluminium Radical

Test for Bromide Radical – This experiment detects bromide ions in inorganic salts using chemical reagents such as sulfuric acid, silver nitrate, and cyclohexane, helping students identify and differentiate halide radicals. Test for Bromide Radical

Determination of Sulfuric Acid Concentration by Titration – This acid-base titration experiment measures sulfuric acid concentration using a standard alkali and phenolphthalein indicator to determine the reaction endpoint accurately. Determination of Sulfuric Acid Concentration

Bradford Assay – This colorimetric experiment measures protein concentration using Coomassie dye binding. Students learn to create standard curves, interpret absorbance data, and calculate protein levels accurately. Bradford Assay

Standardization of Potassium Permanganate – This redox titration determines the strength of KMnO₄ using standard oxalic acid. It helps students learn about oxidation–reduction reactions and solution standardization. Standardization of Potassium Permanganate

Magnet Simulation: Magnetic Moment of a Bar Magnet – This experiment determines a bar magnet’s magnetic moment by observing magnetometer deflection, helping students explore magnetic fields and pole strength in a virtual lab. Magnet Simulation

Young’s Modulus Simulation for a Metallic Beam – This experiment measures the stiffness of a metal beam by observing its bending under a central load, helping students understand stress, strain, and elastic deformation. Young’s Modulus Simulation

In molecular biology, RNA extraction is one of the most critical techniques for understanding gene expression, diagnosing diseases, and advancing genetic research. Because RNA is highly unstable and prone to degradation, isolating it accurately and efficiently is essential. With the development of educational tools, students and researchers can now practice this process in a RNA Simulation , allowing them to understand the principles of RNA extraction without the need for expensive equipment or risk of contamination. This article provides a comprehensive overview of the RNA Simulation experiment using the Trizol reagent method. We will explore the general aim, learning objectives, theoretical background, principle of work, and the educational and research significance of this simulation. General Aim of RNA Simulation The primary aim of the RNA Simulation experiment is to extract cellular RNA using the Trizol reagent method. By simulating this procedure in a virtual lab, students gain...

In modern molecular biology, cDNA Synthesis is one of the most essential techniques for studying gene expression, creating libraries, and performing quantitative PCR (qPCR). The process involves the generation of complementary DNA (cDNA) from an RNA template using the enzyme reverse transcriptase. This method has revolutionized biological sciences by allowing researchers to study messenger RNA (mRNA) in a stable DNA form, opening the door to countless applications in genetics, biotechnology, and medicine. In this blog, we will explore the general aim, method, theoretical background, principle of work, and educational value of First Strand cDNA Synthesis , with a focus on its importance in research and learning. General Aim of First Strand cDNA Synthesis The primary aim of First Strand cDNA Synthesis is to generate complementary DNA (cDNA) molecules from RNA templates. This enables scientists to preserve and analyze genetic information that is originally encoded in RNA. Since RNA mole...