Biology

What Animals Have Been Cloned?

June 27, 2011 Biology

It was in 1996 the world woke up to the news of a sheep named Dolly created through a technique called cloning. Dolly was a carbon copy of another sheep and this started a debate on should scientists be acting like God and producing animals and humans on order. Cloning is done by removal of […]

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Is Tongue Rolling Genetic?

June 27, 2011 Biology

Can you roll your tongue into shape of a test tube? Do you get dry ear wax? Do you have cleft chin? Can you wiggle your ears? When you clasp your hands which thumb lands up on the top? These questions may seem innocuous and unwarranted but a whole lot of researchers are scratching their […]

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Famous Foreign Biologists and their Significant Contributions

June 27, 2011 Biology

Biology defines the life in and around us. Not only has the subject helped us understand ourselves better but the knowledge of reproduction, physiology, adaptation, disease and other aspects of the body has saved several lives, thereby promoting the cause of mankind. Here we talk about famous foreign biologists who have left their footprints in […]

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The 12 Cranial Nerves and Their Functions

June 21, 2011 Biology

Cranial nerves in humans consist of twelve pairs of nerves that emerge from the ventral side of the brain. The first two pairs arise from the cerebrum while the other ten pairs emanate from the brainstem. As in the case of spinal nerves which are named based on their origin from the spinal cord, cranial […]

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Ethical Issues Associated With Human Cloning

June 18, 2011 Biology

In the movie “The Sixth Day”, a clone of Adam Gibson (Arnold Schwarzenegger) takes over his family and professional role forcing the original character to prove his authenticity in the year 2015. The movie could not be far from reality especially when experiments to produce human clones are being done clandestinely across the globe. Cloning […]

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The Advantages and Disadvantages of Genetically Modified Food

June 18, 2011 Biology

There is no love more sincere than the love for food. Food is  a uniting factor among different cultures since everybody likes to taste and enjoy exotic cuisines from around the world. This is also one of the reasons why the issue of genetically modified (GM) food is generating intense debate because we are what […]

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Pros and Cons of Genetic Engineering in Humans

June 16, 2011 Biology

Tweaking a gene or two can bring the desired changes in human body but the technique brings along several moral and ethical issues. You will have a perfect face if that stub of a nose you got from your father is sharpened a bit. Susceptibility to seasonal allergies is another issue that hassles you day […]

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The Differences Between Lytic and Lysogenic Cycle

June 14, 2011 Biology

What is a virus? Viruses are among the simplest organisms on Earth. They are invisible to the naked eye as their size ranges from 20-400 nanometers, 10-100 times smaller than a bacterium. They are made up of at least one protein and a single- or double-stranded nucleic acid enclosed by a protective protein covering called […]

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Examples of Natural Selection

June 14, 2011 Biology

Natural Selection The theory of evolution presented by Charles Darwin in his book On the Origin of Species by Means of Natural Selection (1859) is one of the most controversial and revolutionary concepts in the history of humanity. It changed how we perceived the world and the belief that God created everything around us in […]

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Famous Scientist in Genetic Research: Linus Pauling

June 10, 2011 Biology

Linus Pauling (February 28, 1901 – August 19, 1994) has already established himself as one of the premiere scientists in chemistry when he shifted his focus and became a vital force in genetic and biochemical research during the 20th century.  His interest and proficiency in chemistry at a young age led to his achievements in […]

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