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Push/pull theory Plants need much more water to survive than animals do, a sunflower must take in 17 times more water than a human of comparable weight. At least 500 pounds of water must be lifted from the roots to the leaves to make a single pound of organic tissue. This tremendous amount of water is required to undergo photosynthesis each and...
It has been estimated by the National Institute on Drug Abuse that every year 40,000 babies are born to mothers who have used cocaine during their pregnancy. Unfortunately, the outcome is unfair for these children, because the mothers do not take into consideration that they are responsible for another person's life. These children have various...
(snowshoe hare) belongs to the Phylum: Chordata, Class: Vertebrata, and Order: Mammalia. is common to the northern boreal forests of North America extending south into higher elevations of the Rocky and Appalachian Mountains. It's main diet consists of plant shrubs in summer and in winter forage on ground vegetation by digging feeding...
"Alcohol is a socially acceptable, legal drug that is consumed by the majority of Americans without problems to themselves or others (Milgram xiii)." Misuse of alcohol can lead to alcoholism, one of the most widespread and complex problems in America. The reasons some people become dependent on alcohol and others do not are unknown. Many h...
Choosing a career in botany ensures a person a wide choice of career opportunities, a fair salary, and an exciting life. If you prepare yourself with a good education and a positive attitude, you'll be well on your way to becoming a successful botanist. Anyone can find enjoyment and fulfillment in a career field as fun and benefici...
DESERT BIOME Any barren region that supports very little life may be called a desert. The cold expanses of Antarctica, extreme northern Asia, and Greenland are therefore true, but cold, deserts. Most commonly, however, the term desert is used for regions that are barren because they are arid, or dry. Arid deserts receive little precipitati...
Compounds That Compose the Human Body There are five major groups of compounds that compose the human body. They are carbohydrates, lipids, proteins, nucleotides, and water. These are all very important to humans and without them we would not be able to survive. They have many functions that encourage a human cell and a human body to f...
Electrical Energy A capacitor can store electrical energy. Connecting it across a resistor or other device discharges it. Across the resistor there is a potential difference that creates the electric current. When the charge in the capacitor decreases, at the same time the voltage decreases. As a result the rate at which the capacitor is...
Hypnotism: Is it Magic or Reality Most people know what it is. It has been seen on television and in movies, and the saying, "You are getting very sleepy" has become a widely used phrase. Hypnosis has almost always been thought of as a magic trick, but recent studies show that it is becoming more popular in medicine and everyday lif...
Introduction are medical conditions that are caused by an error in a person's genes. Some of them appear as a birth defect, while others do not become distinct until later in life. Genetic disorders can range from those that cause death to those that produce only mild problems, such as color blindness or an extra pinky. Scientist...
Alcohol consumption Alcohol, probably the oldest drug known, has been used at least since the earliest societies for which records exist. Of the numerous types of alcohol, ethyl alcohol is the type consumed in drinking. In its pure form it is a clear substance with little odor. People drink alcohol in three main kinds of beverages: BEERS, which...
INTRODUCTION Today in society there is a lot of pressure on the perfect image. Image is the way that everything is judged in the world. So with that perspective in mind, the search for the "perfect body" is what everyone is looking for. But with all of the commotion that is happening, very few people want to put in a solid effort in ord...
What Effect will the Millennium Bug have on Society? People talk about the Millennium Bug, but few actually know what it is and how big an effect is could have. Virtually everything is our society is vulnerable, from water and electricity to our phone bills and savings accounts. The Millennium Bug is a design fault dating back to the early...
Hydroponics: Growing Without Soil The science of growing plants without soil has been known and used for more than one-hundred years. The word ?hydroponics?, however, is comparatively new. Dr. W.E. Gericke is usually given credit for coining the word, which translated from Greek, means ?working water?. The famous hanging gardens of Bab...
