Biology Essays Examples For College & High School Students in PDF

10822 total results

An Analysis of the Topic of the Temperature of the Liquid Congeals (510 words, 2 pages)

, temperature at which a liquid congeals into the solid stateat a given pressure (see PRESSURE TEMPERATURE).The of a pure (unmixed) liquid is essentially the same asthe melting point of the same substance in its solid form and may beregarded as the temperature at which the solid and liquid states ... Read More

An Analysis of the Ion in Water (1175 words, 4 pages)

is a mineral that occurs naturally in almost all foods and watersupplies. The ion comes from the element fluorine. Fluorine, the 13thmost abundant element in the earth's crust, is never encountered in its freestate in nature. It exists only in combination with other elements as a compound. is effective in ... Read More

An Analysis of the Discovery of Fluorine Water Effects by E. M. Lantz and H. V. Smith (1672 words, 5 pages)

In 1931 at the University of Arizona Agricultural Experiment Station M. C.Smith, E. M. Lantz, and H. V. Smith discovered that when given drinking watersupplied with fluorine, rats would develop tooth defects. Further testing by H.T. Dean and E. Elove of the United States Public Health Service confirmed thisreport, and ... Read More

An Analysis of the Flourescence in Situ Hybridisation as Great Advancement in Technology (234 words, 1 pages)

Flourescence in-situ hybridisation is a great advancement in technologybecause there are fewer chances of a miscarriage, the parents receive fasterresults, and the tests are easier to do. In the future, FISH will be able todecrease the chances of a miscarriage by using samples of maternal blood insteadof amniotic fluid. The ... Read More

An Analysis of the Theory of Scientific Law on the Topic of Various Properties of Matter and Energy (575 words, 2 pages)

Theory Physics can be referred to as the study of various properties of matter and energy. Matter can best be described by looking at the mass of an object. Mass is the amount of material that is in an object. Mass can be found by using a spring scale, a ... Read More

An Analysis of the Process of Fertilization in Female Body (2667 words, 10 pages)

starts with the process offertilization. It starts when the female ovulates producingan egg. This egg then travels into the fallopian tube whereit waits to be fertilized. Once sperm enter the body theymust travel up the uterus until they make their way up tothe egg. Once at the egg the sperm ... Read More

An Analysis of the Basic Process, Methods and Results of the Lab Exercise (780 words, 3 pages)

IntroductionThis essay will discuss the as taught in biology lab.The essay will cover the basic process which we used to grow a fern. I willdiscuss the methods and the results of the lab exercise. Finally, I willdiscuss the evidence of the methods and results that were obtained .Methods and ResultsTo ... Read More

An Analysis of the Fermentation of Glycine, Water, Sucrose, Galactose and Glucose as Induced by Yeast (1320 words, 2 pages)

Fermentation of glycine, water, sucrose, galactose, and glucose as induced by yeast.This lab attempted to find the rate at which Carbon dioxide is produced when five different test solutions glycine, sucrose, galactose, water, and glucose were separately mixed with a yeast solution to produce fermentation, a process cells undergo. Fermentation ... Read More

A Societal View of Female Genital Mutilation (3265 words, 5 pages)

" A Look Into Female Genital Mutilation""She only loses a little piece of the clitoris, just the part that protrudes. The girl doesn't miss it. She can still feel, after all. There is hardly any pain. Women's pain thresholds are so much higher than men's" (Denniston, 7). This was a ... Read More

An Analysis of the Concept of Recognizing the Light With Eyes (2095 words, 3 pages)

The is the organ of that you gives your sight. s enable people to perform tasks and to learn about the world that around them. Sight, or vision, is a rapidly occurring process that involves interaction between the the nervous system and the brain.When someone looks at an object, what ... Read More

An Analysis of the Parapsychology and the Unexplainable Phenomena (1651 words, 3 pages)

Just what is parapsychology? This question is often asked and the reply given is very obscure. Parapsychology is often defined as the science of the unexplainable. Extra sensory perception falls into this science and is branched off into different, but specific groups. These groups define extra sensory perception as the ... Read More

Theories on the Mass Extinction of Dinosaurs (683 words, 2 pages)

Biology6th PeriodTwo-hundred and thirty million years ago the first dinosaur-likecreature roamed the earth. Within five million years it could be considered adinosaur. They were soon at the top of the food chain. They populated everycontinent. Then 65 million years ago they vanished. The most powerfulcreatures ever to live on earth ... Read More

An Analysis of the Topic of the Woolly Mammoth (418 words, 2 pages)

We have learned much about the Woolly Mammoth almost more than any otherdinosaur that has been identified. Due to the fact that the Woolly Mammoth soclosely resembles today's elephants, care for them would most probably requiremost of the same factors to keep it alive. Since the Woolly Mammoth has beenextinct ... Read More

An Overview of Nitric Oxide, a Chemical (1213 words, 4 pages)

Nitric Oxide, or NO, its chemical representation, was until recently notconsidered to be of any benefit to the life processes of animals, much lesshuman beings. However, studies have proven that this simple compound had anabundance of uses in the body, ranging from the nervous system to thereproductive system. Its many ... Read More

A Critique on the Theory of Evolution (322 words, 1 pages)

What is Evolution? Evolution is the theory that all living things in the world have comeinto being through a non-guided, natural process starting from a primeval mass of subatomicparticles and radiation, over 20 billion years ago (History). This theory says that all living thingshave increased intelligence or have changed in ... Read More

An Analysis of the Topic of the Evolution (3007 words, 11 pages)

Introduction Why globular evolution?Evolution has been a heavily debated issue since Charles Darwin firstdocumented the theory in 1859. However, until just recently, adaptation at amolecular level has been overlooked except by the scientific world. Now withthe help of modern technology, the protein sequences of nearly every knownliving thing have either ... Read More

An Analysis of the Topic of Evolution in Human Life (1120 words, 2 pages)

Evolution is a hotly debated topic, as for it debunks almost every creation religion in the world and gives us the idea that our true ancestors are chimpanzees. Evolution means, simply put Biological Changes, changes in the gene frequency from generation to generation. Evolution itself has been sought accused of ... Read More

An Analysis of the Logical Methods During the Beginning of 20th Century (1501 words, 3 pages)

Throughout the course of time, science has been somehow responsible nearly every time a major concept in society was changed. The early twentieth century is no exception. This was a period of novelty new inventions, new luxuries, and new ideas. One of these new ideas was the concept of , ... Read More

An Analysis of the Concept of Gold as the Pure Metal (1205 words, 4 pages)

On GoldWhat's so special about this gold stuff, anyway? I mean, it'sexpensive because it's rare but why do we use it in jewellery?Gold has a couple of fairly unique properties that have made itattractive to jewellers throughout history. Prime among these is itsresistance to corrosion. The only chemical that can ... Read More

The Important Mechanism in Evolution (910 words, 3 pages)

There are many mechanisms that lead to evolutionary change. One of themost important mechanism in evolution is natural selection which is thedifferential success in the reproduction of different phenotypes resulting fromthe interaction of organisms with their environment. Natural selection occurswhen a environment makes a individual adapt to that certain environment ... Read More

An Analysis of the Collective Actions of Humans and the Biological Species (1953 words, 3 pages)

The collective action of humans - developing and paving over the landscape, clear-cutting forests, polluting rivers and streams, altering the atmosphere's protective ozone layer, and populating nearly every place imaginable - are bringing an end to the lives of creatures across the Earth.Extinction of biological species is not necessarily a ... Read More

A Steady Rate of Extinction Is a Normal Process in Evolution (1457 words, 3 pages)

ericaEndangered species are plant and animal species that are in danger of extinction, the dying off of all individuals of a species. Over 19,000 plant species and 5000 animal species around the globe are classified as endangered, and many thousands more become extinct each year before biologists can identify them ... Read More

A Look at Electrolytes and How Ions Conduct Electricity (605 words, 2 pages)

are liquids that conduct electricity. Most need to bedissolved into water or another solvent. Batterys have an electrolyte inthem, either as a liquid or as a paste. Liquid are used inelectrolysis, electroplating, and other chemical processes.When dissolve they release positive and negative ions.The released ions carry electric charges between electrodes, ... Read More

The Common Uses of Electrochemistry (454 words, 2 pages)

Electrochemical processes are uniformly based on redox(reductionoxidation) reactions. Think of it as the opposite of a battery.In a battery the chemical process is spontaneous and produces electricalenergy, while in an electrolysis you need to put electrical energy in torun the chemical process.An electrolytic cell works on the same principles as ... Read More

How a Capacitor Can Store and Transmit Electricity (231 words, 1 pages)

A capacitor can store . 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 ... Read More

The Biological Changes That Happen During the Climatic Cycle in 1982-1983 in South America (2250 words, 3 pages)

has been a reoccurring phenomenon for centuries. Man has only started to realize how much of the worlds weather is effected by it. The term refers to an irregular warming of the seas surface. During the last 40 years there have been 10 significant occurrences. Most affecting the coast of ... Read More

The Effects of Surface Tension on a Penny (525 words, 2 pages)

Effects of Surface Tension On A PennyDoes the amount of soap mixed with water affect how much water can cling to the top of a penny?If the soap concentration does affect the amount of water that can cling to the surface of a penny, then the lower the soap concentration, ... Read More

The General Effects of Massage on the Autonomic Nervous System (1507 words, 3 pages)

"What general effects does massage have on the parasympathetic and sympathetic divisions of the autonomic nervous system and the endocrine system? Also discuss the general relationship between the hypothalamus and the pituitary gland and various target organs." This essay explores the effects of a variety of massage approaches on the ... Read More

A Look at Polymers, Their Sources and Different Uses (573 words, 1 pages)

Polymers have been around longer than we have. In fact, polymers are as old as life itself, as all life on earth is based on three types of polymers, namely DNA, RNA, and proteins. But this report is about some of the earliest synthetic polymers, that is, polymers made by ... Read More

The Mystery and Controversy Surrounding the Issue of UFOs in the United States (378 words, 1 pages)

After the recent discovery of single-cell life forms from mars were discoveredcontained in meteorite that crashed to the earth 12 YEARS AGO. I have manydoubts to believe that it is the case. There is still no proof after all theseyears that the sightings of flying sources moving across the sky ... Read More

Biology Essay Examples