Science and Nature
What Is an FAP? A fixed action pattern (FAP) is an instinctive behavioral response that is triggered by a very specific stimulus. Once triggered, the FAP behavior can’t be stopped ‘midstream’, but must play out to completion. Fixed action p..
(Read full article on Animal Behavior - Fixed Action Patterns (FAPs))
Nucleic acids deoxyribonucleic acid (DNA) and ribonucleic acid (RNA) are the genetic material of cells, their names derived from type of sugar, ribose, contained within the molecules. Nucleic Acid Structure Nucleotides are the building blocks of these nuclei..
(Read full article on Nucleic Acid Function - DNA and RNA)
If you are a science student, a teacher or just a curious mind, you most likely look to the internet for science information, and any search for science websites invariably results in a very long lost of possibilities.Some of the sites are excellent, others confusing at best, and some are rife wi..
(Read full article on Best Science Education Websites)
Everyone has a Thanksgiving, or even Kentucky Fried, favorite. Some of us will only eat breast meat. Others vie for the very limited supply of drumsticks. But what is it that makes white and dark meat so different? Slow and Fast Twitch Muscle Muscle contains..
(Read full article on Difference between White and Dark Meat)
As a microbiology teacher who recently swapped out my vile old automatic dishwasher for a shiny new model, I couldn’t help but wonder, “Does this thing really sanitize the dishes?” Now unless you work in the fields of medicine or microbiology you probably have not had ex..
(Read full article on Do Automatic Dishwashers Really Sanitize?)
What Is Mad Cow Disease? Mad Cow Disease, also known as bovine spongiform encephalopathy (bo-vine spun-jih-form en-seh-fah-la-puh-thee), is a disease that affects a cow's nervous system, causing the animal to behave abnormally. The unusual, or “crazy,” behavior..
(Read full article on Cause of Mad Cow Disease)
Inorganic and Organic Molecules Inorganic molecules are substances that don’t have carbon-hydrogen (C-H) bonds; generally simple and are not normally found in living things. Things like mineral, metals and salts would be considered inorganic molecules ..
(Read full article on What Is Organic Chemistry?)
Although today we understand that living things can only be produced by other living things, the idea of spontaneous generation was entrenched in the minds of man throughout most of history. Aristotle and Abiogenesis Aristotle was one of the first to record his con..
(Read full article on Spontaneous Generation of Life)
In his book, The Two Headed Boy and other Medical Marvels, Jan Bondeson gives readers a peek into the misunderstood history, superstition and exploitation of humans who have been considered medical curiosities; the unfortunates stigmatized and sensationalized for their unusual traits. ..
(Read full article on The Two Headed Boy by Jan Bondeson)
What Are Enzymes? Enzymes are catalytic proteins that speed up chemical reactions. Without enzymes, these reactions would occur at a much slower rate or not at all. Like other proteins, enzymes consist of long chains of amino acids held together by peptide bonds. ..
(Read full article on What Is an Enzyme?)
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