Overview of the function of the hormone insulin
By: Dr. Bryan Katz
Insulin is a peptide hormone produced by beta cells in the islets of Langerhans, which comprise the endocrine pancreas. Unlike most other hormones, which directly or indirectly elevate blood glucose, insulin is one of the few hormones that lowers blood sugar levels in addition to...
The evolution of cats
By: D. Vogt
The evolution of the domestic cat or housecat is unique within the natural histories of the various animals that humans have domesticated over the past ten thousand years. Evolutionary biologists today generally agree that the evolution of cats actually involved a sort of bargain struck...
Why the human race is doomed to extinction
By: Conmor Films
How the human race will truly end. The rate of which people are being born is higher then the rate of which people are dieing, all due to the fact that people are having more coitus, because it is deemed as being something of a...
By: Kevin Ware
Metabolism or Replicators? There has been a debate over the origin of life that has been widely ignored in the mainstream of science. Today’s accepted theory is that of the ‘RNA world’ and it lacks the answers to many critical questions. The RNA...
Evolution and how it affects humans
By: Pamela Weis
Evolution is not a theory. It is not a science, or a study. Evolution is a fact, one that is evident in the biology of every organism, from algae to humans, on earth. Put simply, evolution = descent with modification. The mechanisms that cause evolution...
What are amino acids?
By: Dr. Bryan Katz
Amino acids are the building blocks of all proteins. Living cells use 20 specific amino acids in their proteins although a few others, e.g. GABA, serve other functions such as acting as neurotransmitters. Rather than concentrate on the properties of amino acids in general...
By: Holly Ware
The Black Handed Spider Monkey is found in South America, in the countries of Belize, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, and Panama. In these countries you will find slightly different sub-species, but all can be known as the Black Handed Spider Monkey...
Are human beings still part of nature?
By: Wayne Leon Learmond
Human beings, by our very definition, are still a part of nature - as much as some of us might not like to admit it. There is no escaping that fact, no matter how technologically advanced we may be now. Human beings are still full...
Tree profiles: Red mangrove
By: Lea Miller
Red mangrove is most easily recognized by its prop roots, arching stilt-like growths that support it and lift it above the level of the water. It can be found in a wide range of coastal environments, including west Africa, the Atlantic coast from northern Brazil...
Plant profiles: Ghost orchid
By: Lea Miller
In 1998 Susan Orlean completed a non-fiction book called “The Orchid Thief.” In 2002, the movie “Adaptation” was released, which was loosely (very loosely) based on the book. Before these events there were probably only a handful of people who knew anything...

 

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