Biology essay papers

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Horses and How They Grow Horses are fun to ride, but they can be a lot of hard work. The first horse was the Eohippus. It was about the size of a fox. It can be traced over a period of 60 million years. From America they spread across the world. Then 8-10,000 years ago the horse be-came extinct in America. It was reintroduced by the Spanish Conquistadors in the 16th century. The he...
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Biology essays / In Vitro Fertilization
Vincent Santoro February 25, 2001 Biology Honors Position Paper With the new technology in our present day culture, In Vitro Fertilization is a practice that I believe should not be done by any person by all means. IVF conflicts with the process of nature by bringing the sperm and egg together in an un-natural way, in a glass. Along with the un-natural aspects of IVF, there are many i...
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Invasion of the Zebra Mussels There has been an incursion into the sovereign territory of the United States of America. The Zebra mussel, an animal much akin to the clam, has colonized nearly every hard surface in the Great Lakes area, and many rivers and streams attached to them. These invaders arrived on ships from England, pumped out through the ballast. Zebra mussels are from a dif...
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Biology essays / Key Deer
The Key Deer is a small species (in population and in stature) of deer that lives in the Florida Keys. It is in the same family as the Virginia white tailed deer. The Key Deer is about 26 inches tall and weigh an average of about 55 pounds. The males have antlers, and the antlers grow in cycles. They drop their antlers at the beginning of spring, and they grow back by June. The deer fee...
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Biology essays / Laminitis In Horses
Laminitis in Horses ABSTRACT: Laminitis is a painful and serious disease that can cause lameness in horses. It is an inflammation of the laminae. The Laminae is tissue that connects coffin bone and the wall of the hoof. Laminitis can occur in any horse, usually obese horses, and ponies. It is caused by changes of horses' feed, lush grass, retained placenta, intake of cold water while...
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Biology essays / Ocean Pollution
Pollution in our oceans is a serious problem. According to Marie Wild in her article “Ocean Pollution”, “Ocean pollution is one of the major killers of our sea animals.”. Most of the waste that is dumped is plastic, which takes hundreds of years to break down (Oceanic Research Foundation [ORF]). Everyday millions of animals are caught in fishing nets and six pack beer rings. It is thoug...
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Biology essays / One In A Million
Biology/Sociology One in a Million DNA fingerprinting (the use of a person’s DNA to identify them) has become a hot topic in the field of law enforcement as well as the entire world. The controversy exists on whether or not it should be admitted in court as evidence at this time. Some experts believe that the present technology allows DNA fingerprinting to be used in cases for positiv...
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Biology essays / Parasitic Wasps
Introduction Malaria is one of the most prevalent and dangerous diseases known to man. It has existed for centuries and affects a myriad of people in the tropical region. Even today, with our newly discovered treatments for many of the tropical diseases, over 10% of the people that are infected with malaria each year and do not receive proper treatment die. In Africa alone, over 1 mill...
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Biology essays / Polar Bears
Polar Bears “Saving the White Beast” The Polar Bear males can measure up to nine feet long, and can weigh 770-1430 lbs. The fur of the Polar Bear covers their entire body except their nose and pads of their feet. The Polar Bear (Ursus maritimus) is the largest living carnivore on the planet earth. (National Parks Service). The polar bear lives in a small place on the top of the glo...
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Biology essays / Polar Vs. Brown Bear
There are eight different species of bears found throughout the world: the spectacled bear, the Asiatic black bear, the brown bear (including grizzlies), the polar bear, the sun bear, the American black bear, the sloth bear and the giant panda. Even though most people can distinguish a polar bear from a brown bear by the color of the fur, a lot of people fail to identify all the...
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Biology essays / Population Estimation
Population estimation Introduction Estimates of population size play a vital role in many fisheries management decisions. The numbers of fish in a stock are used to identify influences of environmental factors, human exploitation, and ultimately to identify the effectiveness of management strategies. (Van Den Avyle & Hayward 1999) The three most common methods of population estimation...
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Biology essays / Praying Mantis's
MANTODEA Most commonly known as the Praying Mantis, order mantodea is a group of about 1800 carnivorous insects which prodominatley live in tropical regions of the earth. Though certain species can be found in locations with moderate climate. With an extremely striking appearence, mantids almost have human like qualities with the ability to hold an erect stance, and arms th...
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Biology essays / Ridley's Sea Turtle
Sea Turtles Each species of sea turtle is distinctive in appearance and behavior, all sea turtles have certain characteristics in common the shell consist of a carapace (upper part) and plastron (lower part), which are joined together by cartilage called a bridge. in most species with the exception of the leatherback scutes cover the carapace. Like all turtles sea turtles have no exter...
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Biology essays / Spiders
Spiders This report deals with testing the toxicity of certain chemicals on spiders, and determining the toxicity by how it affects it’s ability to weave it’s web. This report contains research on the four chemicals (benzedrine, chloral hydrate, caffeine, and alcohol) as wellas the spiders and their webs. Spiders are of course found in the class Arachnidia, which also contain mites,...
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Biology essays / Study On Rana Pipiens
Leopard Frog - Rana Pipiens Distribution: Found throughout Ontario but more abundant in southern and central Americas. Range: Adults maintain small home ranges (up to 500 m2) in fields or open forest during the summer. Where terrestrial habitats are quite dry, home ranges include some shoreline. A minimum of 4 ha of terrestrial habitat is recommended for the vicinity of breeding sites...
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Biology essays / The Golden Marmoset
Golden marmosets, or Leontopithecus chrysomelas, have a mane derived from long hairs on the top of the head, cheeks and throat. The golden marmoset is predominantly black with golden to reddish-orange on the front of the mane, the lower half of the front paws and part of the tail. It weighs about 0.7 kg (1.5 lb). They eat mostly insects and fruit and small vertebrates such as lizards an...
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Biology essays / The Social Brain
The Social Brain: Giuliani 2 The ability of humans to learn and retain knowledge is an incredible power source and also a dominant characteristic of the human species. The intricate abilities of the mind allow for humans to learn skills and to have the power to control and dominate the world they live in by means of learned behavior. The two cerebral hemispheres of the left and right s...
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The Western Lowland Gorilla: A comparison with humans and a critique of methods of study. By Fokren Masters For thousands of years, men and women have strived to explain the why of their existence. To discover the reasons for how we act the way we do and what this knowledge can do to impact the way we live our lives in this complex society that we have created. One of the ways that...
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Biology essays / Whales
Blue Whales The Blue whale is the largest creature of the sea; in fact, it’s the largest creature known to man. Contrary to what most people think, even though Blue whales live in the sea, they are mammals. They breathe air, have their babies born alive, and can live anywhere from 30 to 70 years. The Blue whale is a baleen whale, and instead of having teeth, Blue whales have around 300-...
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Biology essays / Where Have They Gone?
For many reasons the human race could be called a blessing. Great advanced in technology, medicine and even the fact we are the most sophisticated species on the planet. Are we a gift to planet Earth, or far from it? With cast amounts of pollution and destruction of the planet, not to mention unthinkable acts of violence and hate that has been going on since the beginning of time. Are w...
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Biology essays / White Fang
Two outdoorsmen are out in the wild of the north. They are on a mission to deliver the body and coffin of a famous person. Their dogs disappear as they are entised by a she-wolf and eaten by the rest of the pack. They only have three rounds of ammunition left and Bill, one of the men, uses them to try to save one of their dogs that is being attacked; he misses and is eaten by the pack w...
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Biology essays / White Tigers
White tigers are an endangered species and it is said that less than a dozen have been seen in India in about a hundred years. In fact no sightings have been reported since 1951. This may be caused by the fact that the Royal Bengal tiger population has dropped from 40,000 to 1,800 in the past ten years and as few as one in every 10,000 tigers is white (www.cranes.org/whitetiger). White...
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Biology essays / Wild Turkey
The wild turkey, the largest game bird in North America, is related to pheasants, quail, and grouse. It is found throughout the United States, except for Alaska, and in parts of Canada and Mexico. There are five recognized sub-species, which vary slightly, in color and size. The male wild turkey, called the tom or the gobbler, is a large robust bird weighing upt o 30 pounds and standing...
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Biology essays / Wilderness Ethics
Lavar McCullough February 11, 2000 Essay #2 Wilderness Ethics Wildlife can be found all over the world. Animals come in all shapes and sizes and some still haven’t even been accounted for. Animals were on this planet long before man, but they may not be here when man leaves. The animals’ downfall results from the extensive studying, exploitation, and the destruction of their habitat...
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Biology essays / Wildlife
The “cry of the wild” can still be heard across this great land. I have heard the bugle of an elk on the Great Plains...the shrill of a bald eagle along the banks of the mightily Mississippi...the roar of a brown eagle bear on windswept tundra...and the gobble of a wild turkey among western foothills. Amazing beauty can still be found in the natural landscapes of this great land. I have s...
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Dolphins are one of the most beautiful animals in the word. Dolphins are mammals and are part of the Delphinidae family. This family contains various highly intelligent aquatic mammals. The name dolphin refers to the species that a have a beak like snout and a slender streamline body which helps them to swim at high speeds. Some species can swim up to speeds of 35 mph. Dolphins have a r...
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--Characters: Theseus-leader of the basement roach colony Egeus-father of Hermia Lysander-in love with Hermia Demetrius-in love with Hermia, despises Helena Hermia-daughter of Egeus, in love with Lysander Helena-in love with Demetrius Hyppolotia-betrothed to Theseus Oberon-King of the Fairies Titania-Queen of the Fairies Puck/Robin Goodfellow-attendant to Oberon Jimmy Jo Bob-child of th...
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In the past 300 million years, an innumerable variety of vertebrate species have evolved from the bony fishes of the early Paleozoic. At several points in evolutionary history, there have been periods of relatively rapid adaptation and expansion of organisms known as adaptive radiations. These are limited only by a speciesO adaptive potential and the adaptive opportunities of the environment. ...
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Richard Shine, Thomas R. L. Madsen, Melanie J. Elphick, and Peter S. Harlow authored the journal entry titled, "The Influence of Nest Temperatures and Maternal Brooding on Hatchling Phenotypes in Water Pythons" and had it published in volume 78(6) of Ecology in 1997. The work deals with the Water Python (Liasis fuscus) of Northern Australia and how temperature and the amount of maternal brood...
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Biology essays / Angina Pectoris
Click Here For Research Papers Online! ANGINA PECTORIS Submitted by: Course: SBI OAO To: Date: CONTENTS 3 Introduction 4 The Human Heart 5 Symptoms of Coronary Heart Disease 5 Heart Attack 5 Sudden Death 5 Angina 6 Angina Pectoris 6 Signs and Symptoms 7 Different Forms of Angina 8 Ca...
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Biology essays / Animal Research
Click Here For Research Papers Online! THE IMPORTANCE OF ANIMAL RESEARCH by: Josh Wakefield wakesjn@auburn.campus.mci.net Research on animals is important in understanding diseases and developing ways to prevent them. The polio vaccine, kidney transplants, and heart surgery techniques have all been developed with the help of animal research. Through increased efforts by the sci...
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Biology essays / Atavism And Genetics
Atavism According to WebsterOs dictionary atavism, from the Latin atavus meaning ancestor, is OA reoccurrence in an organism or in any of its parts a form typical of ancestry more remote then the parents usually due to genetic recombinations. A throwback.O This means that a person with an atavistic trait, or an atavistic deformity, exhibits a trait that was commonly found in our ancestors b...
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Biology essays / Bacteria
Bacteria Bacteria is a simple organism that consist of one cell. They are among the smallest living thing on earth. Most bacteria measures from about 0.3 to 2.0 microns in diameter, and can only be seen through a microscope. Scientist classify bacteria according to shape. Cocci are round and sometimes linked together. Bacilli look like rods, and Vibrios resembles bent rods. There are two...
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BACTERIA ( Gr. bakterion, "little staff"), group of microscopic, unicellular organisms that lack a distinct nucleus and that usually reproduce by cell division. are tiny, ranging from 1 to 10 micrometers (1 micrometer equals 1/25,000 in), and are extremely variable in the ways they obtain energy and nourishment. They can be found in nearly all environments-from air, soil, water, and ice to hot spr...
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quantities of material with which to work. The process of engineering a DNA fragment into a vector is called "cloning," because multiple copies of an identical molecule are produced. Another way, recently discovered, of produsufficient cing many identical copies of a particular DNA fragment is polymerase chain reaction. This method is rapid and avoids the need for cloning DNA into a vector. Therap...
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Archaebacteria, simple organisms that resemble ordinary bacteria in that they lack a well-formed nucleus and can therefore be characterized as procaryotes in the classification of living organisms. Their biochemistry differs in important ways from that of other bacteria, however, and some biologists place them in a kingdom of their own. According to these theories, archaebacteria may be ancestral ...
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Biology essays / Bacteria An Actual Report
Bacteria comes from the Greek word meaning "Little Staff" (Infopedia) (or more appropriately "Staph") which most likely refers to some form of Bacillus, but what is bachteria and why do we need it. When most people think of the idea of little crawlies on their skin, they pretty much freak (See Jackie Plank), but we need to see is the difference between the pathogens and the helpful bacteria, the g...
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Biology essays / Basic Biology Help Sheet
Click Here For Research Papers Online! Proteins made from ribosomes attached to the rough endoplasmic reticulum enter the lumen of the ER and move to the smooth endoplasmic reticulum. A small vacuole (vesicle) pinches off the smooth ER and carries the protein to the Golgi apparatus, where it is further processed. ------------------------------------------------------------- Mitochondria...
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Click Here For Research Papers Online! 1. a) Bulk movement is the overall movement of a fluid. The molecules all move in the same direction. Diffusion however is the random movement of molecules which usually results in a fairly even distribution. In other words the movement is not guaranteed to move in one direction but the probability that it will move in the lower gradient is greater. Os...
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Biology essays / Basking Sharks
Basking shark Cetorhinus maximus (Gunnerus) 1765 Bone Shark Bigelow and Schroeder, 1948, p. 147. In light of recent reports of basking sharks along the New England Coast we have assembled this page to provide information concerning this second largest of all sharks. This species is not known to be aggressive or dangerous but like any large animal should be treated with respect. The in...
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Biology essays / Basking Sharks:
The Basking Shark: Hope for the Future? Introduction - What are the biological characteristics, habitat, and value of basking sharks? I. Interrelated life forms populate the oceans. A. Photoplankton synthesize food. 1. Using carbon dioxide 2. Dissolving minerals 3. Collecting sunlight energy B. Small fish consume photoplankton. C. ...
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Biology essays / Bats
By Nick Carroll (I do not wish to remain anonymous; let my work benefit everyone!!) Note: I wrote this as a freshman. I do not know if it is any good. The information is accurate, though. Have Fun! ...
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Bicarbonate: A good buffer for blood Most carbon dioxide generated during metabolism is transported in the form of bicarbonate ions, which result from the dissociation of carbonic acid formed in the red blood cells from the chemical union of carbon dioxide and water. Hydrogen ions from the dissociation are bound to hemoglobin and other proteins, serving to buffer the blood. The entire process i...
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Biology essays / Big Brow Bat
Big Brown Bat Eptesicus fucus Kingdom: Animalia Phylum: Chordata (organisms that possess a structure called a notochord) Class: Mammalia (3 middle ear bones; hair; and the production of milk by modified sweat glands called mammary glands.) Order: Chiroptera (winged) Family: Vespertilionidae (This is the largest family of bats: it includes 35 genera and 318 spe...
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Debates on Bioethics have been a central and key in society's thoughts on new and involved medical science, as it conflicts with our own predetermined morals and value judgements. The more advanced our medicine becomes the more we must question, how much should we know about each other, as well as how much should we know about ourselves? The presented case, that of Susan M., provides an interes...
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Biology essays / Bioethics Of Cloning
The Biothics of Cloning Bioethics, which is the study of value judgments pertaining to human conduct in the area of biology and includes those related to the practice of medicine, has been an important aspect of all areas in the scientific field (Bernstein, Maurice, M.D.). It is one of the factors that says whether or not certain scientific research can go on, and if it can, under which rules...
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Biology essays / Biological Warfare
Biological Warfare The history of Biological Warfare(BW), like most topics, can be divided into 3 parts: Early History, Modern History, and what we call "The Now." The early history starts as far back as you can think and continues up to the start of the 20th century. The first recorded use of biological agents is the Romans using dead animals to foul the enemies water supply. This had th...
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Biology essays / Biology Notes
DNA is a very large polymer made up of many monomers called nucleotides Each Dna nucleotide consist of: a. the sugar deoxyribose b. a nitrogen base The only difference between the four types of Dna is there nitrogen bases. The four nitrogen bases of DNA are the organic ring structures a. adenine b. thymine c. guanine d. cytosine One way to determine the structure of a substance is ...
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Biology essays / Biometrics
It is my opinion that Biometrics is an idea that should not become a reality due to the lack of privacy and control over our own lives that it would create. If the government were to carry out with the plan of Biometrics then the world would become more of a paranoid place then it already is. The general public would be able to be tracked at any moment and all the infor...
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Biology essays / Bottlenose Dolphins
Bottlenose Dolphins The Bottlenose Dolphins Live in Fiordland New Zealand. It is a spectacular environment where it snows all winter and sometimes part of the fiord freezes over. The sides of the fiord are like big pillars of rock reaching way out into the sky. The fiord also consists of great number of wild life including Flora, Fauna, Seals, Penguins, Crayfish, and some types of Sharks. ...
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