+
Instructional Video18:26
Curated OER

Bacteria

For Students 9th - 12th
There is an important distinction between the bacteria that most students recognize as having a negative impact, and those that live in a symbiotic relationship with us. Sal looks at the mechanisms by which bacteria accumulate variation...
+
Instructional Video15:02
1
1
Crash Course

Your Immune System: Natural Born Killer

For Students 9th - 12th Standards
Being too clean can inhibit your immune system from functioning properly, thus it is possible that washing your hands too much can actually make you sick. Pupils explore the difference between innate and acquired immunity with a video...
+
Instructional Video17:38
Khan Academy

Introduction to Evolution and Natural Selection

For Students 10th - 12th
The evidence for natural selection is presented as a random variation of a characteristic allowing a particular strain of organism to survive with a higher probability of successful reproduction. Population change over a short period of...
+
Instructional Video2:36
FuseSchool

Human Defense Systems Against Pathogens

For Students 9th - 12th Standards
With so many harmful agents around us, how do humans stay healthy? Find out by watching an informative video from a larger biology playlist that details our defenses against a variety of pathogens. The narrator describes the body...
+
Instructional Video2:08
MinuteEarth

What is Skin For?

For Students 6th - 12th Standards
Smooth or scaly, skin is sensational! Besides keeping us from being gooey, what does it do? Pupils embark on an integumentary investigation with a short video about skin. Topics include the special features of skin cells, how skin...
+
Instructional Video3:24
FuseSchool

How are Pathogens Spread and Controlled?

For Students 9th - 12th Standards
How can we stop the tiny terrors that cause illness? Junior epidemiologists examine the methods used to control the spread of pathogens with a video from from a biology playlist. The narrator describes the benefits of hygiene,...
+
Instructional Video8:35
Nemours KidsHealth

How the Body Works: Immune Cells

For Students 4th - 8th Standards
Nate is learning about human body systems, and in this episode he finds out about how important the immune system is. The leucocyte army explains that bacteria, viruses, fungi, and parasites can pose a threat. The nose serves as the...
+
Instructional Video2:46
FuseSchool

What Are Vaccinations?

For Students 9th - 12th Standards
Are vaccinations necessary in preventing illness? As part of a larger playlist, a short, yet informative video describes what vaccines are and how they work in the body. Viewers witness the introduction of the vaccine culture and how the...
+
Instructional Video
Khan Academy

Khan Academy: What Is Pneumonia?

For Students 9th - 10th
Pneumonia is a medical condition where lung tissue becomes inflamed, usually caused by a virus or bacteria. Learn how shortness of breath, cough, and fever are common symptoms of this condition and why they occur in pneumonia.

Other popular searches