Nothing But The Facts About Sunspots
The Sun may look just like a hot ball of fire but the immense amounts of activity that goes on within it leads to fascinating phenomena on its …
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Pneumothorax After Thoracentesis
Pneumothorax after thoracentesis is a complication that can occur after the thoracentesis procedure is performed. Learn what pneumothorax is and why …
Continue ReadingPreparing for a Flexible Sigmoidoscopy Screening Test
Colon examinations have become much more comfortable since the flexible sigmoidoscopy has replaced its rigid predecessor. With a little preparation, …
Continue ReadingSurvey of Our Nearest Galaxies
It is good to know, in general, what’s around you…so it might be informative to know what is near us in space–what may cannibalize …
Continue ReadingThoracentesis Procedure Overview
The thoracentesis procedure can be used to relieve pain and shortness of breath caused by pleural effusion or to diagnose the cause of excess pleural …
Continue ReadingWhat is Hitchhiker's Thumb? Inherited Traits and Body Quirks
Hitchhiker’s thumb does not come about by spending hours on the freeway waiting for a lift. It is a recessive genetic trait that allows people …
Continue ReadingWhat is the Tuberculosis Skin Test?
The tuberculosis skin test is used to determine whether a person has been in contact with antigens from the bacteria that causes tuberculosis.
Continue ReadingFamous Scientists in Genetics: Gregor Mendel
Gregor Mendel, Austrian monk and fan of garden peas established the Laws of Inheritance and opened the doors to modern genetics.
Continue ReadingHow Genes Affect Food Preferences - Taste Gened, Receptors and Taste Buds
Parents know how difficult it can be to get their children to eat certain foods, especially vegetables. We think our children are just picky eaters …
Continue ReadingHow Star Evolution Works: Birth, Life and Death of Stars
Stars are born when great masses of interstellar hydrogen and dust coalesce into a sphere massive enough for gravity to cause the hydrogen to begin …
Continue ReadingSiamese Cat Coat Color Genetics: Gene Mutation & Albinism—Also Found in Humans?
Siamese cats have a unique coat pattern. The gradual shading of the extremities is caused by a recessive gene with temperature-sensitive expression. …
Continue ReadingSir Gavin Ryland de Beer - British Biologist and Embryologist
A brief look at the life and research of Sir Gavin Rylands de Beer. He was a British embryologist and developmental biologist. His work helped shed …
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