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Showing posts from October, 2023

crimescene sketching methods

Crime Scene Sketching methods- Baseline line Mapping Rectangular Coordinate Mapping Triangulation mapping Polar/Grid Coordination Mapping Advance Mapping Technique Sketching- A crime scene sketch is a permanent record of the size and distance relationship of the crime scene and the physical evidence within it. The sketch serves to clarify the special information present within the photographs and video documentation, because the other methods do not allow the viewer to easily gauge distances and dimensions. A sketch is the most simplistic manner in which to present crime scene layout and measurements. Why is a sketch important to crime scene documentation? It accurately portrays the physical facts. It relates to the sequence of events at the scene.  It establishes the precise location and relationship of objects and evidence at the scene. It helps to create a mental picture of the scene for those not present. It is a permanent record of the scene. It usually is admissible in court....

Protein Ligand Interactions

Biomolecular interactions All functions of living systems ranging from primitive bacteria to higher-order organisms, as well as their interactions with their environment, are realised through macromolecular interactions. These interactions might be simple or rather complex with at least one of the partners being a biological macromolecule, usually a protein. DIFFERENT TYPES OF INTERACTION The interactions of proteins with other proteins, small molecules, carbohydrates, lipids or nucleic acids Receptor-ligand interactions Antigen-antibody interactions Enzymatic interactions,  enzyme-inhibitor interactions ❖ ligand binding such as that of steroid hormones to their cytoplasmic or nuclear receptors or the binding of secreted peptide ligands to transmembrane receptors might activate a receptor molecule, which induces a cellular response Reaction kinetics ⚫ protein-ligand interaction include the concentrations of the partners, the binding affinity, and the rate constants of association a...

Protein-Protein Interaction

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