More Science Lessons (KS3)
A series of free Science Lessons for 7th Grade and 8th Grade, KS3 and Checkpoint Science in preparation for GCSE and IGCSE Science.
Specialized Cells: Significance and Examples
Explore some examples of specialized plant and animal cells. How specialized cell structure suits their function?
Palisade cell, red blood cell, nerve cell, sperm cell, egg cell, ciliated cell, root hair cell, xylem vessel
Red blood cells and oxygen
Find out how red blood cells carry oxygen around the body.
Cell Defense: Lymphocytes and Phagocytes
White blood cells are like the military of your body. They provide a defense system against invading pathogens that could harm your body.
Lymphocytes are responsible for the production of antibodies (and memory cells for immunity). Phagocytes are able to engulf cells and break them down.
Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.
You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
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