Curated Video
The Cell Membrane
Journey inside the cell to see how the cell membrane acts as both a barrier and an entrance. How does it take in nutrients while keeping out potentially damaging molecules? Biology - Cells And DNA - Learning Points. The cell membrane...
Curated Video
Osmosis
The movement of water from a less concentrated solution to a more concentrated one, through a partially permeable membrane. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
Curated Video
Xilema y Floema - Transporte en Plantas
Las plantas tienen un sistema de transporte para mover sustancias. El xilema transporta agua y solutos desde las raíces hasta las hojas mediante la transpiración, mientras que el floema lleva glucosa y aminoácidos desde las hojas a toda...
Curated Video
Transporte en las Células: Difusión y Ósmosis
Este video explica cómo las células absorben sustancias útiles y eliminan desechos mediante difusión, ósmosis y transporte activo. Estos procesos ocurren a través de la membrana celular y permiten el intercambio de materiales entre las...
Institute of Human Anatomy
Why Drinking Water Is So Important
In this video, Justin from the Institute of Human Anatomy discusses how the body regulates hydration levels, as well as what happens when the body becomes dehydrated.
Curated Video
What is Diffusion? How Does it Work? What Factors Affect it? #7
This video covers - What diffusion is - How it works - How it applies to cell membranes - The 3 factors that affect the rate of diffusion (concentration gradient, temperature, surface area) Exam board specific info: KS3 All relevant to...
Curated Video
GCSE Biology - Osmosis #8
In this video, we cover: - What osmosis is - How osmosis works - How to understand water concentration Exam board specific info: AQA - Suitable for everyone IGCSE Edexcel - Suitable for everyone Edexcel - Suitable for everyone OCR 21st...
The Noted Anatomist
Osmosis
This brief video tutorial briefly discusses osmosis, osmotic pressure, oncotic pressure and tonicity: 0:00. Introduction 0:13. Osmosis 1:31. Osmotic pressure 2:03. Oncotic pressure 3:34. Tonicity - 3:47. Isotonic solution - 4:15....
Curated Video
The Consequences of Osmosis
The video is a lecture presentation discussing the consequences of osmosis. The presenter explains what osmosis is and how it works, with a focus on the movement of water molecules through partially permeable membranes. They also explain...
Visual Learning Systems
Understanding Osmosis
In this video, we learn about osmosis, which is the process by which cells gain water by allowing it to flow from an area of higher concentration outside the cell to an area of lower concentration inside the cell. Through a simple...
Curated Video
Osmoregulation: Maintaining the Balance of Water and Mineral Ions in the Body
This video explains the concept of osmoregulation, which refers to the control of the balance of water and mineral ions in the body. The video explains the importance of maintaining a constant internal environment for efficient cell...
TMW Media
Properties Of Water: How water sustains living things
How do plants use water to live and grow? How does water help the human body? What food contains the highest amount of water? Properties Of Water, Part 3
Curated Video
The Osmosis Experiment: Theory, Procedure, and Results
The video is a lecture presentation on the topic of osmosis experiment. The presenter defines osmosis as the diffusion of water molecules from a dilute solution to a concentrated solution through a partially permeable membrane. The...
Curated Video
Analyzing Osmosis Experiment Results and Estimating Sugar Concentration in a Potato Cell
This video is the second of two lectures on osmosis experiments. The presenter discusses how to process and analyze the results obtained in the first presentation and estimate the sugar concentration in a potato cell. The presenter...
Curated Video
Investigating the Effects of Sugar Solutions on the Mass of Plant Material through Osmosis Experiment
This video discusses the required practical activity from the biology specification which involves investigating the effects of different concentrations of sugar solutions on the mass of plant material. The video uses the definition of...
TMW Media
Properties Of Water: Future use of water
What research is being conducted currently? How does it work? If successful, how can it help society? What careers deal with science and water?
Properties Of Water, Part 5
Curated Video
Do Fish Get Thirsty and Do They Need to Drink Water?
Whether fish get thirsty depends on the fish you look at. Fish that live in freshwater have different physiology to deal with their environment than fish in salty seawater. These physiological differences dictate whether fish need to...
msvgo
Digestion and Absorption of Food
Explain the process of digestion of each food component. Describe how and where various components of food are absorbed.
Science Buddies
Harvest Water from Fog Science Project
Have you ever wondered how plants take up water from the soil? Water uptake in plants is quite complex and involves a process called osmosis. Osmosis makes the water from the soil move into the roots of the plant. But what drives the...
TMW Media
Properties Of Water: Unique properties of water
What are the unique properties of water? What are the freezing and boiling points of water? Properties Of Water, Part 2
FuseSchool
Xylem and Phloem - Part 2 - Transpiration - Transport in Plants
Transpiration is the evaporation of water from the aerial parts of a plant (so the leaves and stems). By water evaporating out of these parts - mostly the leaves, a suction pressure is created which draws water up through the plant. This...
FuseSchool
Transformations Of Graphs: Translations
Functions of graphs can be shifted and reflected. In this 2 part video we will look at horizontal and vertical, reflections and translations. Translations shift the functions. For vertical transformations, the transformation is applied...
TMW Media
Properties Of Water: The desalination process
Why is desalinated water important? How can graphene help with desalination? Properties Of Water, Part 4