SciShow
The Health Benefits of ... Cannibalism
Cannibalism may actually make a community healthier, but maybe don't try it at home.
Bozeman Science
Cell Cycle, Mitosis and Meiosis
Paul Andersen explains how the cell cycle is used to create new cells. The creation of identical diploid daughter cells, through mitosis, is described. The creation of unique haploid daughter cells, through meiosis is also described. ...
Bozeman Science
The Origin of Life - Scientific Evidence
Paul Andersen discusses scientific evidence of the origin of life on our planet. He begins with a brief discussion of the age of the earth and ends with the future of humanity. He includes geologic, chemical and molecular data.
Bozeman Science
DNA and RNA - Part 2
Paul Andersen continues his description of DNA and RNA. He begins with the structure of DNA and RNA and moves into the process of DNA Replication. He also describes the central dogma of biology explaining how DNA is transcribed to mRNA...
Bozeman Science
A Tour of the Cell
Paul Andersen takes you on a tour of the cell. He starts by explaining the difference between prokaryotic and eukaryotic cells. He also explains why cells are small but not infinitely small. He also explains how the organelles work...
Crash Course
Eukaryopolis - The City of Animal Cells: Crash Course Biology
Hank tells us about the city of Eukaryopolis - the animal cell that is responsible for all the cool things that happen in our bodies.
Bozeman Science
ATP: Adenosine Triphosphate
Paul Andersen explains the structure, function and importance of adenosine triphosphate (ATP). He begins by describing the specific structure of the molecule and its three main parts: adenine, ribose sugar, and phosphate groups. He...
Curated Video
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.
Curated Video
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.
Curated Video
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.
Curated Video
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...
Curated Video
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.
Curated Video
Advancements in Recombinant DNA Technology: Revolutionizing Medicine
This video discusses the use of recombinant DNA technology in the production of therapeutic proteins. It explains how genetic engineering allows for the mass production of safe and effective versions of proteins that the human body...
Curated Video
These are the 4 main types of carbon-based molecules necessary for life
There are 4 main types of carbon-based molecules important to life. They are the building blocks for every living organism on this planet. In this video, I will give you a quick introduction to each type with some fun examples.
Curated Video
Lytic cycle: the reason why bacteria hate viruses
Bacteria hate viruses called bacteriophages, and rightfully so. These viruses are vicious! They make bacteria their hosts and create multiple copies in a process called lytic cycle. In this video, we will do a quick review of the main...
Curated Video
What are carbon-based molecules
Carbon-based molecules are the basis of life as we know it. Molecules like lipids, proteins, nucleic acids, and carbohydrates that make up all living things have one thing in common - carbon.
Curated Video
Protein types, functions and examples with my flashcard notes
Proteins are macromolecules that we find in every living organism. Learning their types, functions and examples in biology can be a daunting task. So, in this video, I will be sharing a fun way to learn this topic using flashcard notes.
Curated Video
Endoplasmic reticulum: structure and function
The endoplasmic reticulum is one important organelle in the cell responsible for many things including protein folding. In this video, we will cover its structure and function of the rough endoplasmic reticulum and smooth endoplasmic...
Curated Video
Golgi apparatus: structure and function
In this video, we delve into the inner workings of a vital cellular organelle, the golgi apparatus, also know as golgi complex and golgi body. Join us as we unravel the Golgi apparatus's structure, functions, and its pivotal role in...
Curated Video
Cell nucleus: structure and function
The nucleus is one of the most important organelles found in eukaryotic cells. In this video, we will cover the definition, structure and functions of the cell nucleus.
Curated Video
Amniotic fluid
A clear, yellowish fluid that surrounds the developing foetus in the amniotic sac within the mother's womb. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Plasma (biology)
In biology, plasma refers to the liquid component of blood, in which blood cells are suspended. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Amino acid
The building blocks of proteins and polypeptides. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract...
Curated Video
Chromatin
The basic substance of chromosomes, in which DNA is wrapped around structural proteins called histones. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....