Ancient Lights Media
Signal Transduction: Light Induced Cellular Change
Plant Physiology and Chemistry Set: 6. This clip shows how, by the process of signal transduction, light is able to bring about chemical responses that result in the expression of genes.
Curated Video
Nutrition - Section 35.2
In this lecture, I talk about nutrition, starting with the 6 vital nutrients and where you ind them and how your body deals with those nutrients.
I end the section by talking about Calories and metabolism. What determines how many...
Curated Video
Introduction to the Endocrine System and Negative Feedback Control
In this lecture, I discuss the endocrine system and how endocrine glands control functions in the body through the release of hormones. The pituitary gland is known as the Master Endocrine Gland and plays a major role in controlling the...
Curated Video
Red Blood Cell Structure and Function | Anatomy and Physiology
Red Blood Cells are unique cells. And in this video, we talk about their structure and function. Learn about their biconcave shape, the missing organelles, details about hemoglobin and gas exchange.
Curated Video
004 Ion Channels: Proteins in the Membrane of Neurons
In this video, I go through the details of the 4 types of proteins in the membrane of neurons: The passive/leakage ion channels, Sodium Potassium pump, Voltage-gated ion channels and ligand-gated ion channels
JJ Medicine
AKT Signaling Pathway: Regulation by the Insulin Signaling Cascade
Lesson on the Insulin Signaling Pathway and its Regulation of the AKT Pathway. The insulin signaling cascade is activated upon binding of insulin to the insulin receptor. Afterwards, downstream targets, including IRS1/2, become...
The Noted Anatomist
Endocrine system overview
This video tutorial provides an overview of the endocrine system (function, definitions, hormone classification and mechanism of action, target cell specificity, negative feedback). 0:00. Introduction 0:28. Nervous system vs. Endocrine...
Schooling Online
Biology Cells as the Basis of Life: Cell Structure - Animal Cells Part 1
Sally’s never-ending field trip continues. This time, they’re exploring the bustling city of Zoo York. Perhaps she’ll travel for the rest of year 11, only returning home for a hot meal and special occasions. This lesson will examine the...
Curated Video
Bacteria: Similarities and Differences Compared to Animal and Plant Cells
This is a short lecture presentation on bacteria. The video discusses the similarities and differences between bacteria and animal and plant cells, and looks at a particular example of the bacterium, cholera. The video then goes into...
Journey to the Microcosmos
How Microscopic Hunters Get Their Lunch
On this week's journey, we explore the ways things eat in the microcosmos, from Stentors filter feeding to Dileptus hunting down and absorbing its prey.
Ancient Lights Media
How do viruses replicate?
Viral Replication - Viruses/Immunity Set - Part 2 This clip examines the process of viral replication in Bacteriophage Viruses and in the Human Immunodeficiency Virus (HIV).
Journey to the Microcosmos
A Microscopic Tour of Death | Compilation
As strange as the creatures of the microcosmos are, their lives still revolve around the same fundamentals that ours do. There’s food, reproduction, and death. Yes, even microbes, hardy as they can be, experience death. In some ways,...
Schooling Online
Biology Cells as the Basis of Life: Cell Structure - Prokaryotic Cells
Biology can be pretty dry. You’re stuck in a classroom studying a textbook full of boring definitions and complicated diagrams... That’s why we’re going on a field trip with Sally! She’s visiting a floating city in the Pacific Ocean –...
Curated Video
Structure and Function of Eukaryotic and Prokaryotic Cells
The video is discusses the differences between eukaryotic and prokaryotic cells. It begins by defining what eukaryotic and prokaryotic cells are and then goes on to explain the structures and functions of each type of cell. The lesson...
Neuro Transmissions
What is a Synapse?
Oh synapse! Time to connect the dotsÄI mean neurons. Each neuron is separated from its neighbors, so how exactly does a message get passed from one neuron to the next? Through the synapse, of course! Take a closer look at the basic...
Schooling Online
Biology Cells as the Basis of Life: Cell Structure - Animal Cells Part 2
Join Sally as she tours the heart of Zoo York, the city that never sleeps. She stays awake with coffee and Zoober Eats! This lesson will continue to delve into the structure of animal cells, focusing on components that synthesise and...
Professor Dave Explains
Cell Communication: Hormones and Neurotransmitters
We already learned a little bit about receptors and the signaling pathways that they initiate, but what are the molecules the travel throughout your body, carrying messages like little carrier pigeons? They are called hormones and...
Curated Video
Understanding Osmosis: Diffusion of Water Through a Partially Permeable Membrane.
The video is about osmosis, a type of diffusion in which water molecules move from a dilute solution to a concentrated solution through a partially permeable membrane. The video explains what a partially permeable membrane is and how it...
Curated Video
I WONDER - What Are The Main Parts Of Cell?
This video is answering the question of what are the main parts of cell.
Schooling Online
Biology Cells as the Basis of Life: Cell Structure - Plant Cells Part 1
Let’s fly to Eukarytopia, the home of the eukaryotes! You can learn all about plants in the Garden of Babylon! This lesson will begin our series on eukaryotic cells. We’ll look at the structure of plant cells, focusing on components that...
Visual Learning Systems
Understanding Cell Functions
In this video, the teacher discusses the important functions carried out by cells. They mention the conversion of food into energy, the exchange of materials inside and outside the cell, and the creation of new cells through...
Visual Learning Systems
The Amazing Nervous System: Nerves in Action
From skiing down a steep mountain, to playing the piano, the nervous system enables us to accomplish remarkable tasks. This video focuses on the amazing structures in the nervous system that allows humans to maintain and carry out a wide...