A. All living things share certain characteristics.
B. The scientific theory of cells, also called cell theory, is a fundamental organizing principle of life on Earth.
C. Life can be organized in a functional and structural hierarchy.
D. Life is maintained by various physiological functions essential for growth, reproduction, and homeostasis.
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Original Student Tutorials Science - Grades K-8
Take a microscopic journey into the immune system and the living and non-living worlds of bacteria and viruses.
This is Part 1 in a two-part series of interactive tutorials. Click to open Part 2.
Take a microscopic journey into the immune system and the world of infectious fungi and parasites.
This is Part 2 in a two-part series of interactive tutorials. Click to open Part 1.
Help Agent Icky compare and contrast types of infectious agents that may infect the human body, including viruses, bacteria, fungi, and parasites. By completing this interactive tutorial, maybe you can be a Microbe Buster one day too!
Learn about viruses that can infect the human body, how they can cause epidemics and pandemics, and how best to protect yourself against infectious diseases like COVID-19 in this interactive tutorial.
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Original Student Tutorials
Take a microscopic journey into the immune system and the world of infectious fungi and parasites.
This is Part 2 in a two-part series of interactive tutorials. Click to open Part 1.
Type: Original Student Tutorial
Take a microscopic journey into the immune system and the living and non-living worlds of bacteria and viruses.
This is Part 1 in a two-part series of interactive tutorials. Click to open Part 2.
Type: Original Student Tutorial
Learn about viruses that can infect the human body, how they can cause epidemics and pandemics, and how best to protect yourself against infectious diseases like COVID-19 in this interactive tutorial.
Type: Original Student Tutorial
Help Agent Icky compare and contrast types of infectious agents that may infect the human body, including viruses, bacteria, fungi, and parasites. By completing this interactive tutorial, maybe you can be a Microbe Buster one day too!
Type: Original Student Tutorial