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Genetic Tools to bring back Extinct Species Free
The idea of de-extinction, deliberately resurrecting species killed off by human activity, is challenging one of the fundamental concepts of biology: what determines a distinct species. Recently there...
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Genetic Screening Reveals 60 Genes Linked to Cancer Free
Imagine a world where your doctor can tell you exactly which cancers you are likely to develop from a simple blood test. Would you want your employer or life insurance company to know this? Would you...
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fMRI and comatose Free
In option E, students are to study about two aspects of the human brain. First how various ways of studying the brain leads to our understanding of how the brain functions. The methods include lesions...
IB Core
Perception & technology TOK postcard
How has the use of the technology of microscopy advanced our knowledge of the natural world? The first magnifying devices from ancient times were hemispheres of glass or glass balls filled with water...
IB Core
Paradigm Shift in Cell theory TOK postcard Free
How have scientific discoveries changed the way we understand the world around us? From the time of Aristotle, if something was alive and moved, then it was an animal but if it did not move, then it...
IB Core
Correlation & Cause TOK Postcard Free
How could bias in biological research be a problem for knowledge? Correlation and cause are easily confused by many people and are frequently misused in the press. A correlation is the measure of how...
IB Core
TOK postcards Free
Correlation & Cause...
IB Core
Emotions
what is emotion? how is emotion a WOK? Perception, Reason & Emotion Life Story, a BBC film about the discovery of the structure of DNA by Watson and Crick. It is worth the time to view the film with...
IB Core
TOK in Biology
The ways of knowing pages: each would hold the TOK postcards . the text from the subtopic pages with good TOK questions for each. all pages here and under would be free to students. Emotions Reason Perception...
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Carbon load Free
I went for a hike the other day as the weather was wonderful. The path went through three different types of forests: monoculture spruce plantations, single wood beech and mixed species forest. The...