Biology

RNA stands for Ribonucleic Acid. While it is one of the smallest organelles in the human body, RNA performs countless functions essential to life. RNA is a type of nucleic acid that is made up of a long strand of…
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Metamorphism simply refers to a ‘change’ and in relation to an insect, the term refers to the changes that take place during the insects’ life cycle that ultimately results in the ‘reproductive’ or the ‘adult’ form of the insect. Although…
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A mutation is a rare change in a gene’s DNA sequence. The result of these genetic mistakes can range from no effect on the organism to the production a defective cellular protein that may have disastrous implications. Deoxyribonucleic acid (DNA),…
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Most people will have a pretty clear intuition of what constitutes a biological species. They will look around and see types of animals that look and behave very differently and consider these types as different species. However, the problem of…
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Genetic sequencing allows MIT scientists to examine natural selection through the selective signature of a gene across a range of microbial species. This new method of analysis identifies the selective signature of genes, the pattern of differences in genetic sequences…
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Ever wonder why your cat has six toes? Does the latest X-Men movie leave you curious about real mutants? Here’s an explanation of genetic mutations; what they are and and how they occur in nature. * The Genetic Code *…
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How many people does it take to make an embryo? It may sound like a rather simple question or even bizarre riddle, but the recent announcement that British scientist have created an embryo with DNA from three people has caused…
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Ginseng is a perennial plant (a plant that lasts for more than two years in life) with roots, both of which are slow growing. Ginseng is used in the the Western and the Eastern world, although it is only found…
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The fish, green tiger piranha, is a member of the Characide, or Characin family, and more specifically to a sub – family called the Serrasalmidae (Serra means ‘saw’, while salmus means ‘salmon’). Their biological name Serrasalmidae is based on the…
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 Elephants are mammals that have huge personalities to go along with their enormous body size. The actions and behaviors of these creatures have a lot to do with the individual, and that goes for both African of Asian elephants. Here,…
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