Getty Images
Paramecium and Spirochaeta bacteria moving around algal cell
Paramecium and Spirochaeta bacteria moving around algal cell
Getty Images
Dark Field image of strands of filamentous algae
Dark Field image of strands of filamentous algae
Getty Images
Moving across clear freshwater sample to view Spirochaeta bacteria moving around algal cells, Phase Contrast
Moving across clear freshwater sample to view Spirochaeta bacteria moving around algal cells, Phase Contrast
Getty Images
Fish in an artificial pond made of polyethylene film.
Fish in an artificial pond made of polyethylene film.
Getty Images
Cells showing chloroplasts containing chlorophyll and cell walls. Probably a filamentous algae
Cells showing chloroplasts containing chlorophyll and cell walls. Probably a filamentous algae
Curated Video
Nanoknife treatment for cancer patients
An experimental procedure is being used on cancer patients who have exhausted all conventional forms of treatment.
The Nanoknife uses electricity to help destroy cancer in soft tissue, without harming other organs.
The procedure is...
Bloomberg
Killing Cancer With Electricity
Sept. 24 -- British surgeons are experimenting with a new way of treating cancer patients whove run out of options. NanoKnife uses high-voltage currents to kill cancer cells that are embedded in soft tissue. (Source: Bloomberg)
Getty Images
Amoeba engulfing detritus. Good movement of granular content and pseudopodia
Amoeba engulfing detritus. Good movement of granular content and pseudopodia
Curated OER
A Tour of the Cell
The differences between prokaryotic and eukaryotic cells are explained and the parts of each are highlighted. Discover the major organelles found in an animal cell and each of their functions. Paul Andersen does an excellent job once...
Curated OER
Plant and Animal Cell Overview: The Basics
George Wolfe explains the parts of a eukaryotic cell very energetically. Surface area and volume are reviewed in order to show that a giant amoeba could not exist. Show your junior high or high school class this video to begin talking...
Curated OER
Video on Cells
Cellular transport and activity are highlighted with vivid images taken by a microscope. Some animation and other footage is shown as well to discuss the inner workings of a cell. Begin your biology class with this introduction to cells.
PBS
Pbs Learning Media: Nucleus, Cytoplasm, Membrane
Explore the form and function of three of the most important cell parts -- the nucleus, cytoplasm, and membrane -- in this video segment adapted from Carolina Biological Supply's "An Introduction to the Living Cell". [3:47]
Eastern Kentucky University
Eastern Kentucky University: Human Physiology: Cell Structure and Function
Extensive biology course material on cell structure and function, that is enriched with videos and images to demonstrate the processes being explained.
Khan Academy
Khan Academy: Membranes and Transport: Fluid Mosaic Model of Cell Membranes
Learn all about the complex components of the cell membrane in this video lecture. Understand how the components of the phospholipid bilayer allows the cell membrane to be modeled by a fluid mosaic model. [8:47]
Khan Academy
Khan Academy: Passive Transport and Selective Permeability
Learn about the transport of molecules across the cell membrane in this video. Video discusses passive transport, like diffusion, across a selectively permeable membrane. [6:59]
Khan Academy
Khan Academy: Plant Cell Walls
Video lesson focuses on the structure of plant cell walls. [7:42]
Khan Academy
Khan Academy: Cell Membrane Introduction
Learn about how phospholipids form the cell membrane, and what types of molecules can passively diffuse through the membrane. [8:52]
Khan Academy
Khan Academy: Cell Membrane Proteins
This Khan Academy tutorial will enrich study on the different types of proteins that exist on the cell membrane. [8:11]
CPALMS
Florida State University Cpalms: Florida Students: Cellular Transport: Role of the Cell Membrane
A tutorial about the function of the cell membrane as a selective barrier that moves material into and out of the cell to maintain homeostasis.
Khan Academy
Khan Academy: Permeability and Membrane Potentials
Find out why a cell that is permeable to multiple ions has a membrane potential that is influenced by the ion with the highest permeability. Rishi is a pediatric infectious disease physician and works at Khan Academy.
Sophia Learning
Sophia: Cell Transport
A narrated tutorial describing the three different kinds of cellular transport: diffusion, osmosis, and facilitated diffusion. Includes descriptive illustrations, analogies, and examples. [13:28]
Museum of Science
Ei E: Designing a Model Membrane (2)
Students focus on the bioengineering problem of meeting the basic needs of an organism as they imagine, plan, create, test, and improve their own model membrane. This is Part 2. It shows the lesson being conducted in a Grade 4 classroom...
Museum of Science
Ei E: Designing a Model Membrane (1)
Students focus on the bioengineering problem of meeting the basic needs of an organism as they imagine, plan, create, test, and improve their own model membrane. This is Part 1. It shows the lesson being conducted in a Grade 4 classroom...