Antigens versus Antibodies "KO'd in Round Three" The Third Line of Defense of the Human Immune System

A 20-prompt body systems crossword gives life science learners a compact overview of different organs and specialized cells within them. Some require filling in the blanks, while others require vocabulary recognition. Use it as a review...

The highlight of this series is activitiy #4. Anatomy pupils examine slides of three unknown cells. With the function of the nervous system in mind, they consider the structure of each and try to guess which one is part of that system....

Read about the circulatory system through research or a biology textbook, and then provide answers to twenty-five questions. Biology learners who are studying human body systems will benefit from reviewing with these questions. Pair this...

In this anatomy worksheet, students use their textbook, notes, or Internet to complete required information for 11 different human organ systems.

In this immune system worksheet, students describe an antibody and how it functions. Then they determine sources of passive immunity and how HIV affects the immune system. Students also name defenses that the digestive system has against...

Could super immunity be the next big super power? Discover the amazing inner workings of the immune system through an engaging video from an interesting science playlist. Animated antibodies take on a variety of pathogenic invaders while...

About 40,000 people have sinus surgery every year, hoping to relieve sinus congestion due to allergies. Learners see why some people have allergies and others don't. From flowers' pollen to pet dander, some human immune systems are...

All mammals have warm blood, are vertebrates, breathe with their lungs, have hair or fur on their bodies, and produce milk for their young. But not all mammals give birth to their young in the same manner. Watch a video that explains how...

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...

A set of slides depicts sick children, an artistic rendition of a white blood cell amongst red blood cells, and a diagram of part of the lymph system to teach youngsters about immunity. Kids will find that it is made up of skin, white...