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How to Use Protein Blends to Build Muscle
Howcast - Learn how to use protein blends to build muscle from DreamBodies' Tony DiCostanzo in this Howcast bodybuilding diet video.
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5 Hair Cloning FAQs
Howcast - Get answers to five hair cloning FAQs from hair transplant surgeon Craig Ziering, MD in this Howcast video.
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How to Eat before a 5K Race
Howcast - What you eat and drink before running a 5K race can affect the health benefits of running -- as well as determine how you feel during your run. Get the most out of your race with the right diet.
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How to Care for a Sugar Glider
Howcast - They may be cute but these little creatures require a lot of care. Follow these steps before investing in your next family friend.
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A Trick That Keeps Pineapple From Burning Your Mouth
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Why Does Pineapple Burn Your Mouth, and How to Avoid It
Pineapple is the only food known to contain bromelain, an enzyme that digests protein. The truth is, pineapple hurts to eat because bromelain is digesting the tender skin inside of your mouth. + We can also include a lifehack on how to...
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Isoelectric Focusing Gels
Isoelectric focusing (IEF) is a high-resolution protein separation technique that separates proteins based on their isoelectric points (pI) using a pH gradient in an electric field. Proteins migrate to the region where their net charge...
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Hershey and Chase Experiment: Finding the Genetic Material
Although early scientists knew heredity came from within organisms, they couldn't initially identify the genetic material until pivotal experiments like those of Griffith and later Hershey and Chase. In 1952, Hershey and Chase used...
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Plasma Vs serum Vs antiserum
This video explains the difference between plasma serum and antiserum.
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Isoelectric focusing
Isoelectric focusing (IEF) is a high-resolution technique for separating proteins based on their isoelectric points, utilizing electric fields to focus molecules into sharp zones within a pH gradient. The pH gradient, created using...
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Isoelectric point
Proteins, composed of amphoteric amino acids, can carry different net charges depending on the pH of their environment. The pH at which a protein has no net charge is called its isoelectric point (pI), and this varies between proteins...
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Native PAGE : Polyacrylamide gel electrophoresis
Unlike SDS–PAGE, which denatures proteins, native or buffer gels maintain proteins in their functional state, allowing detection of enzymes based on biological activity. Proteins are separated by their native charge and size, and enzyme...
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2D polyacrylamide gel electrophoresis
Two-dimensional polyacrylamide gel electrophoresis (2-D PAGE or 2-DE) is a powerful technique used in proteomics to separate complex protein mixtures based on two properties: isoelectric point (via isoelectric focusing) and molecular...
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Gradient PAGE Polyacrylamide gel electrophoresis
A gradient gel features a continuous change in acrylamide concentration (e.g., from 5% to 25%), resulting in decreasing pore size from top to bottom. This allows separation of a broader range of protein molecular weights and improved...
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Eukaryotic Cell Cycle Regulation in 5 minutes
The cell cycle is a highly regulated process of eukaryotic cell division involving interphase (G1, S, G2 phases) for growth and DNA replication, followed by mitosis for chromosome segregation and cell division. Progression through the...
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Women's History Month - Dr. Marie Maynard Daly
Watch this video to learn all about the wonderful chemist Dr. Marie Maynard Daly!
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Fluid mosaic model of the cell membrane
The plasma membrane is a complex structure made up of macromolecules that come together to form a fluid mosaic. In this video, we will look at the structure, properties and functions of the fluid mosaic model.
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Protein functions in the human body
Proteins are complex macromolecules that are considered 1 of the 4 macromolecules that make up life. Proteins have many functions beyond being structural components of cells.
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Plasma membrane: the security guard of the cell
The plasma membrane or cell membrane is an intricate structure made of macromolecules that work together to protect the cell. Think of it as the security guard of the cell - letting important substances in, and letting others out.
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Fatty acids
Fatty acids are vital for energy, cell structure, and managing inflammation. Discover their types and functions in the human body. Whether it's saturated, unsaturated, or the crucial omega-3s, we break down how these molecules influence...
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Viruses vs Bacteria: What's the difference
Viruses and bacteria have their own set of characteristics that distinguish them. But what are those differences? Well, in this video, we will cover the main differences between those 2 groups of microbes.
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Amino acids: types, structure and function
What is an amino acid? Learn about the structure, classification, types and functions of amino acids in this fun video.
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Chromosomes: structure and function
In this video, we will delve into the core of genetics as we break down the fundamentals of chromosomes, explaining what they are and how they impact our traits. Discover the intricate structure of chromosomes, from the double helix of...
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Ribosomes: structure and function
Ribosomes are cell organelles with a peculiar structure and function. In this video, will talk about many things ribosomes, especially their roles in protein production and the differences between the types of ribosomes.