What is a Plasmalogen?

A plasmalogen is a glycero-phospholipid where the C1 position is an ether linkage and is though to act as a reducing agent to prevent cellular free-radical damage Here is the…

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What is a Phospholipase?

A phospholipase is an enzyme that catalyzes the hydrolysis of glycerophospholipids. As shown in the image below, the phospholipid can undergo a hydrolysis reaction which will produce water. Source: Wikipedia…

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How to use a pKa table

The pKa values are used a lot in organic chemistry. Understanding the proper use of a pKa table will give you the ability to recognize which acid-base reactions will happen and which will…

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Types of Passive Mediated Transport

Passive mediated transport does not require assistance of other molecules to pass through the membrane. Instead, there are 5 types of passive mediated transport protocols: Ionophores Porins Ion Channels Aquaporins…

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Types of Enzyme Catalysis

Here are the 5 main types of catalytic mechanisms employed by enzymes: Acid/Base Catalysis Covalent Catalysis Metal Ion Catalysis Proximity and Orientation Effects Preferential binding of the transition state complex…

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Transport Across Membranes

Transport across a membrane is important as without it, our bodies would not be able to function. Types of transport for small metabolites and ions: Non-mediated transport = diffusion across…

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Transition State Theory

The transition state is the highest energy state in the reaction. It is the point where bonds are formed or broken The rate is determined at this step. Function of…

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SN1 vs. SN2

SN1 vs. SN2 Nucleophilic substitution reactions are very important reactions of alkyl halide. There can be two pathways: Unimolecular nucleophilic substitution, SN1 Bimolecular nucleophilic substitution, SN2. Whether an alkyl halide…

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Wolff Rearrangement

Wolff Rearrangement Wolff Rearrangement Definition: Treatment of an acid halide with diazomethane (CH2N2) followed by heating leads to the formation of a ketene which can be further used in many synthetic reactions. Wolff Rearrangement Explained: The Wolff…

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