JJ Medicine
Glucose-Alanine Cycle | Cahill Cycle | Nitrogenous Waste Transport and Removal
Lesson on the glucose-alanine cycle (Cahill cycle), how nitrogenous waste is produced in the muscle, how the skeletal muscle “stores” nitrogen in the form of alanine, and how alanine is transported and processed in a liver hepatocyte....
FuseSchool
How Enzymes Denature
Enzymes have optimal conditions under which they operate. Temperature, pH, enzyme concentration and substrate concentration are some conditions that affect the rate of reaction. As enzymes are proteins, they have an optimum temperature...
Next Animation Studio
Plastic-eating enzyme could help in battling pollution
Researchers from the U.S. and Britain say they have created a plastic-eating enzyme that could be used aide in the recovery and recycling of plastics.
The enzyme is able to digest polyethylene terephthalate, or PET, plastic. PET...
Science360
Treating strokes with chemistry
In this Super Science Rewind, Charlie and Jordan talk about a molecule that can inhibit an enzyme linked with the onset of stroke. The molecule -- developed by research teams at the University of Nebraska-Lincoln and the National...
JJ Medicine
Urea Cycle | Purpose, Enzymes & Regulation
Lesson on the urea cycle, how it functions, how it removes nitrogenous waste such as ammonia/ammonium and what regulates the urea cycle. In this lesson you will learn: What is the urea cycle? Regulation of the urea cycle Importance of...
FuseSchool
Biological Detergents
Learn the basics about biological detergents as part of the organic chemistry within everyday life.
JJ Medicine
Low Testosterone (Hypogonadism): 7 Causes (Dietary, etc.) and Ways to Increase Testosterone Levels
7 Scientific Reasons for Low Testosterone Levels in Men and 10 Ways to Increase Testosterone Levels. Low testosterone levels can be caused by many lifestyle factors including dietary choices, stress, sleep habits, and chemical exposures....
Curated Video
Genetic Modification: Processes and Applications
The video is a lecture presentation on genetic modification or genetic engineering, explaining the process of modifying an organism's genome to introduce desirable characteristics. The presenter describes the use of plasmids and viruses...
Curated Video
Introduction to Homeostasis and its Importance in the Human Body
This video provides an explanation of homeostasis. The video discusses the importance of homeostasis, particularly in relation to enzyme action and cell function, and provides examples of homeostasis in the human body, such as the...
Professor Dave Explains
Mechanisms of DNA Damage and Repair
Remember how the Ninja Turtles came to be? Yes you do. It was the ooze! A radioactive ooze that mutated their DNA in just the right way to give them the ability to walk upright, talk, and do ninjutsu. Now, I'm as a big a Turtle fan as...
Curated Video
Catalysts and Enzymes: Enhancing Chemical Reactions
This video explains catalysts, exploring the concept of activation energy and how catalysts can lower it to speed up reactions. The video covers the use of catalysts in industry and domestic applications, including the catalytic...
Catalyst University
RNAi: Gene Regulation via miRNAs & siRNAs
RNAi: Gene Regulation via miRNAs & siRNAs
Catalyst University
The Renin-Angiotensin-Aldosterone [RAAS] Pathway EXPLAINED
In this video, we discuss the details concerning the Renin-Angiotensin-Aldosterone [RAAS] Pathway.
Let's Tute
The Process of Digestion and Nutrition in Humans
This video explains the process of digestion and nutrition in humans, starting from the ingestion of food to the egestion of waste. It covers the role of different organs and enzymes involved in the process and provides fun facts and...
Professor Dave Explains
Regulation of Gene Expression: Operons, Epigenetics, and Transcription Factors
We learned about gene expression in biochemistry, which is comprised of transcription and translation, and referred to as the "central dogma" of molecular biology. But how is this process regulated? How does a cell know which genes to...
Next Animation Studio
New gene editing tool corrects genetic mutations more precisely
Scientists from Harvard University and the Massachusetts Institute of Technology have developed a new method of editing DNA which combines CRISPR-Cas9 with a reverse transcriptase enzyme.
Schooling Online
IB Biology Skills: Accuracy
The royal archery contest begins! Everyone expects Robin Hood to win, since he is an accurate and reliable archer. But what do the terms accuracy and reliability mean? This lesson will explore accuracy and systematic errors, including...
Schooling Online
Biology Skills: Accuracy
The royal archery contest begins! Everyone expects Robin Hood to win, since he is an accurate and reliable archer. But what do the terms accuracy and reliability mean? This lesson will explore accuracy and systematic errors, including...
Ancient Lights Media
Restriction Enzymes/Introduction to Enzyme Function
Restriction Enzyme Set: 1. This clip introduces DNA-snipping restriction enzymes and takes a simplified look at how enzymes function.
Catalyst University
DNA Replication of the Lagging Strand: Explanation Followed by Animation
Here we have provided an explanation of lagging strand DNA replication followed by an great animation beginning at 4:04.