Introduction In molecular biology, there has long been what has been referred to as the “central dogma”, which holds that DNA stores genomic information, DNA is transcribed, or copied to messenger RNA which is in turn used by molecular machines composed…
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The life cycle of a whale shark is a very long one compared to many of the animals on the planet. They have been estimated to live at least 100 years. There is much about the whale shark that is…
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The Nikkei Weekly (May 3, 2010. pg 16) had an article about the fullerene molecule and its wide range of possible applications. The fullerene is a hollow spherical shaped carbon molecule, whose existence was predicted by Japanese scientist Eiji Osawa….
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Gene expression is defined as the transcription of a gene’s DNA to messenger RNA, or mRNA, which is in turn translated into amino acids, the building blocks of proteins. Proteins are responsible for the millions of molecular reactions that take…
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The systems of the body are in general under the control of the nervous system and the endocrine system. In this article I will discuss the endocrine system briefly. There are in the body many endocrine glands, the master of…
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“Man and wolf are the two most social of all terrestrial mammals. In wolves, family ties are valued above all.” So says author, W. Wood. Wolves were greatly respected by Native American hunters as were eagles and bears. They wanted…
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Proteins are a critical part of the functioning of all life. They make up over 50% of the dry weight of any given living cell and are critical for many important biological processes and systems, including maintaining structure, catalyzing reactions…
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This article will tackle the ethical arguments against the use of hybrid or “chimera” embryos involving mixing animal and human DNA. It will try to analyse and criticise these arguments with the aim of justifying it mainly from a utilitarian…
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Proteins are the most important molecules in a cell. These are involved in almost all functions that go on in the cells. However, every function in the cell has a different set of protein molecules performing that function. Some protein…
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The western toad, Anaxyrus boreas, is a large toad species that inhabits the western United States. It is an amphibian species in rapid decline. It is considered to be threatened by pollution by the use of fertilizers used to increase…
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