Your Lymphatic System
In this lymphatic system worksheet, students label the drawing of the lymphatic system including the lymph nodes, thymus, tonsil, and spleen. Then they name the three main functions of the lymphatic system.
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New Review Human Defense Systems Against Pathogens
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...
3 mins 9th - 12th Science CCSS: Adaptable
How Does Cancer Spread Through the Body?
Cancer's ability to quickly spread from one organ to the next makes it one of the most fatal diseases in recent history. Watch as this short video takes you on a trip into the microscopic world of cancer cells, exploring the different...
5 mins 7th - 12th Science CCSS: Adaptable