Cell Communication

After removing the shell from a raw egg, cell biologists soak the egg in either a hypotonic, hypertonic, or isotonic corn syrup solution. They calculate the percent change in mass and compare it to the strength of the solution in a...

Marijuana affects the brain differently than inhalants, which have a different effect than opioids. Elementary and middle school classes read about these drugs as well as nicotine, methamphetamine, hallucinogens, and steroids before...

In this biology worksheet, students watch a series of videos and complete 10 short answer questions right after. They explain how ART drugs interrupt the life cycle of HIV.

Get your pupils' blood flowing with an exercise that demonstrates their knowledge of the cardiovascular system. Flowchart symbols are identified along the right side of the page. Learners use them to design a flowchart that represents...

An anatomy presentation starts with the function, evolution, and organization of the nervous system. It includes the three types of neurons, synapses, myelin, neurotransmitters, the brain, and the spinal cord. Additionally, the...

The narrator of this short video breaks down synapses and how they work in video number 10 in a series of 47 about the human body. It specifically focuses on electrical and chemical synapses and how they work, and ends by exploring...

Injection, taking a pill, or inhaling are the three main ways to administer a drug. But how do these drugs affect the brain? Watch a video that explains how neurons use neurotransmitters to communicate to one another in the brain.

How do bodies fight infections and illnesses? An animation of the way T cells clone to fight an infection provides many details. The resource also provides an excellent written introduction and ideas for how to ensure pupils understand...

Doctors offer limited treatment options and no vaccine for Dengue Virus, which often requires intensive care. Scientists understand how the virus gets into cells and replicates, knowledge which they hope will lead to a cure or treatment....

Students examine organisms that are composed of tissues, organs, and systems. They dissect a fetal pig and explore the assigned organs systems such as the skeletal, muscular, and circulatory organs. Students identify and explain their...