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169-192 of 643 results for discipline "Biology"

This resource provides a short introduction, virtual animation, and a short quiz about the golgi apparatus and its... see more

This animation shows the various human ancestors and how they relate to modern humans. Some of the topcs discussed are... see more

This resource provides insight into how the dinosaurs were wiped out on earth. It discusses the possible extinction... see more

This video demonstrats how radiometric dating is used to date rocks. The animation also discusses how this helped... see more

This animation discusses why the X and Y sex chromosomes are so different and how they came to be as they are. 

This animation illustrates the various types of biomes on the planet. Some of the main points discussed are the... see more

This animation has 3 parts: World hunger, what is being done, and the hunger project. It discussed how hunger is... see more

This animation discusses population growth curves. The factors that control population size are also discussed. 

This animation discusses what factors influence urine concentrations. The various components of urine are also... see more

This animation discusses why red blood cells are needed to transport gases. Various components of blood are also... see more

This animation shows how oxygen and carbon dioxide are carried throughout the body. Partial pressure is also discussed. 

This animation demonstrates how alveolar pressure changes due to inhalation or exhalation. It also provides an... see more

This animation demonstrates how all the parts of the heart are able to work together without signals from the central... see more

This animation shows the various pressures exerted during the cardiac cycle. The amount of blood and the pressure in each... see more

This animation demonstrates how the cardiac cycles work. The opening and closing of valves is shown in chronological... see more

Leran what role B Vitamins play in human nutrition. This animation demonstrates their usefulness as cofactors to... see more

Learn how this useful tool provides us with information about food. This tool is used to gauge the free energy in food. 

Learn why gastric secretions are controlled both locally and by the central nervous system. Learn about what triggers and... see more

This animation explains the involuntary reflexes of the colon and why they are not under our control. 

This animation demonstrated how HCl is produced in the stomach and how the cells and muscles manage to stay undamaged in... see more

Learn about the pathways of energy transfer during muscle movement. The animation demonstrated how ATP is split into ADP

Learn about the differences between positive and negative feedback. Also shown is what processes are controlled by each... see more

Learn what determines what frequencies of sound we hear. What happens after a wave strikes the tympanic membrane?

This animation explains the source of the electrical impulse in a neuron. Learn about how action potential stimulates... see more