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CK-12 Foundation
Homeostasis
How much negative feedback does a body get daily? The interactive walks through one negative feedback loop, increasing body temperature. Then it challenges scholars to relate this to mechanical feedback loops and disorders that prevent...
CK-12 Foundation
Modern Genetics
Genetic counselors advise their clients on the chance of passing specific diseases on to their children. Pupils learn about genotypes, phenotypes, and genetics in the lesson. Matching activities, multiple-choice questions, and a...
CK-12 Foundation
Microscopes: Focal Point
The 1590s saw the invention of the first compound microscope. Scholars learn about how microscopes work and how to properly focus one. The lesson stresses the science fields that use microscopes and the difference between electron...