StudentShare
Our website is a unique platform where students can share their papers in a matter of giving an example of the work to be done. If you find papers matching your topic, you may use them only as an example of work. This is 100% legal. You may not submit downloaded papers as your own, that is cheating. Also you should remember, that this work was alredy submitted once by a student who originally wrote it.
Contact Us
Sign In / Sign Up for FREE
Sign Up for FREE Sign In
Search
✕
Go to advanced search...
✕
Home
Free Samples
Premium Essays
Editing Services
Editing Proofreading Rewriting
Extra Tools
Essay Topic Generator Thesis Generator Citation Generator GPA Calculator Study Guides Donate Paper
Essay Writing Help
About Us
About Us Testimonials FAQ

Biology Essays

Result for Subject Biology:
3614 essays
Cardiovascular system Biology Essay
10 pages (2500 words) , Download 3 , Essay
Free
An example of the cardiovascular system’s ability to adapt is seen in response to a max test. This test measures the volume of oxygen in the blood that the body uses in one minute of maximal exercise.
Preview sample
Stem Cell Research by Carnegie University Biology Essay
1 pages (394 words) , Download 2 , Essay
Free
The author states that interestingly though, rather than take the stem cell during the zygote or embryonic state, scientists have extracted “so-called germline stem cells of the female fruit fly”. These cells are precursors to eggs and begin their journey as stem cells living in a special environment called a niche.
Preview sample
sponsored ads
Hire a pro to write
a paper under your requirements!
Win a special DISCOUNT!
Put in your e-mail and click the button with your lucky finger
Your email
YOUR PRIZE:
—
Apply my DISCOUNT
Rh Incompatibility Biology Essay
2 pages (500 words) , Download 4 , Essay
Free
D antigen is present on the red blood cells, the blood is known as Rh positive, and absence of D antigen confers Rh negativity. The D antigen is a potent alloantigen, meaning this can result in production of antibodies quickly on exposure.
Preview sample
The Parameters and Results Displayed in Sysmex UF-100 Biology Assignment
10 pages (2500 words) , Download 2 , Assignment
Free
Every urine specimen is assigned a bar code, and the machine identifies the specimen by it. Then, 800 μL of uncentrifuged urine is aspirated by the machine automatically. This specimen has crystalline content like urates. This is diluted 4 times to dissolve this and other crystalline content. This uses a dilution buffer to do this.
Preview sample
The Nature of Darwins Contributions to the Study of Evolution Biology Essay
10 pages (2612 words) , Download 2 , Essay
Free
The battle between theories οf evolution and those based on creationism has been going on for many years and does not look as if it will be over any time soon. Particularly, this ongoing debate has surrounded the teachings in public schools.
Preview sample
Adult leopard frog dissection Biology Essay
3 pages (750 words) , Download 2 , Essay
These help them to attract the female and spread the threat to others. In adult leopard limits in size is vary from 2inches to 5 inches in length, where as female usually bigger then male. They usually do active at night time.
Preview sample
Understanding carbohydrates Biology Essay
3 pages (750 words) , Download 2 , Essay
As the name implies, carbohydrates are carbon hydrates, that is, they are formed from the union of carbon, hydrogen and oxygen. They are commonly taken from cereals, root crops, sugar crops, pulses, vegetables, fruit and milk products (Canadian Sugar Institute, 1997).
Preview sample
The Pro-life Stance on Stem Cell Research Biology Personal Statement
10 pages (2500 words) , Download 2 , Personal Statement
Free
I oppose the current Federal government funding for embryonic stem cell research. As one of many progenitors of other human beings, I find this issue morally, as well as legally, reprehensible. But I bear a two-fisted burden in saying so. As a member of the medical community, I also find that the possibilities for stem cell research
Preview sample
Do Women Have Better Color Vision than Men Biology Research Proposal
7 pages (1876 words) , Download 2 , Research Proposal
Free
They have unique values, precedence and behavior. They take part in by dissimilar rules. Scientists have come to believe that a few basic differences between them are genetic. It turns out that men's and women's brainpower, for instance, are not only unmatched, but the way they make use of them fluctuates too.
Preview sample
Plexiform neurofibromatosis Biology Essay
4 pages (1000 words) , Download 2 , Essay
Free
Neurofibromatosis is an autosomal dominant neurogenetic disorder. It can present with spectrum of symptomatology, it affects bone, nervous system, soft tissue and the skin.There are two varieties of neurofibromatosis, NF-1, popularly known as peripheral neurofibromatosis and NF-2, also known as central neurofibromatosis
Preview sample
Radioisotopes in Medicine Biology Essay
5 pages (1250 words) , Download 3 , Essay
Free
Every chemical element has got species of atoms which may be one or more than one with same atomic number i.e. having the same number of protons in the nucleus; the same position in the periodic table; similar chemical properties but different atomic masses and physical characteristics.
Preview sample
Xylem and Phloem: A Plant's Dynamic Duo Biology Essay
2 pages (500 words) , Download 2 , Essay
Free
Though they have similar functions, the xylem and phloem have different processes by which they work and the plant puts them to different uses.In the process of moving water and minerals from the roots to the outer shoots, the sap is moved through the xylem by the action of a few different forces and physical properties.
Preview sample
The Evolution of the Eukaryotic Cell Biology Essay
8 pages (2000 words) , Download 4 , Essay
Free
In the Proterozoic Era, 2.5 billion to 544 million years ago, the atmospheric level of oxygen increased to 15% due to oxygen producing cyanobacteria.  The levels of oxygen in the atmosphere produced a fatal environment in which anaerobic organisms needed to evolve methods of coping with the presence of oxygen.
Preview sample
Insulin-Dependent Diabetes Mellitus Biology Assignment
5 pages (1519 words) , Download 2 , Assignment
Free
The author states that in the USA, IDDM is responsible for only 5 percent or less for causing diabetes. IDDM causes more impact on life compared to non-insulin-dependent diabetes (NIDDM). IDDM is caused by a reaction caused in the body such that the immune system loses the capability of insulin-secreting cells in the pancreas.
Preview sample
Population Trends in Larids Biology Dissertation
45 pages (11250 words) , Download 2 , Dissertation
From the dissertation it is clear that there have been 3 major surveys conducted in Britain and Ireland that have measured the breeding populations of great black backed, lesser black backed and herring gulls. By analysis of the differences in the numbers observed in these three surveys, it is possible to show variation in population trends.
Preview sample
Molecular Cloning and Purification of Green Fluorescent Protein Biology Lab Report
4 pages (995 words) , Download 3 , Lab Report
Free
The author states that the pGLO plasmid incorporated with the GFP gene, regulated by the arabinose inducible promoter was transformed into E.coli strain HB101. To confirm the success of transformation, the recombinant DNA was isolated and purified from the transformants followed by digestion using HIND III /EcoRV.
Preview sample
The function of water in living cells Biology Essay
2 pages (500 words) , Download 3 , Essay
Free
Generally speaking, water is the most abundant component of living organisms. For most animal and plant cells, water accounts for the 70-90% of their compositions. The lowest cases are that of seeds which are 20% water while the most extreme is the jellyfish which is 99% water.
Preview sample
Nutritional Physiology and Biochemistry Biology Assignment
9 pages (2250 words) , Download 3 , Assignment
Free
This research will begin with the statement that when it comes to the human body, energy is necessary for the body to function in the slightest. Without energy, the body cannot function. Furthermore, in order to remain healthy, the body needs a level of nutritional balance. The paper tells that the body needs to have a proper level of nutrients in order to function properly.
Preview sample
Two Recessive Male-Sterile Mutants Biology Essay
1 pages (293 words) , Download 2 , Essay
Free
In order to grow the plants, young spikelets were collected from immature tassels at 2–3 d intervals from the mid-portion of tassels from plants segregating 1:1 for male-sterile:male-fertile plants. After the growth of the plants, the necessary anthers were selected and fixed, and processed for microscopy.
Preview sample
Transgenic Plants and Animals Biology Essay
4 pages (1000 words) , Download 2 , Essay
Free
A transgene is a gene with desirable characteristics that is moved from a source organism implanted into a new organism in order to improve the desired characteristics of the recipient organism. This is an improvement from the traditional process of breeding wherein a plant or animal with a desired trait is mated with an existing plant or animal.
Preview sample
Rights of Animals Biology Essay
1 pages (250 words) , Download 2 , Essay
Free
He of course is not talking about the rights that shouldn't be discussed, and immediately dismisses those. But the rights that do matter, those are the one that he feels should not just be given to us, but all animals. If presented with the topic of animal experimentation, even if it was harmless, I believe that Singer would bounce the question back at the asker and ask if they would feel comfortable running the test on a human.
Preview sample
The Growing Problem of Domestic Abuse Biology Essay
6 pages (1500 words) , Download 2 , Essay
Free
The importance of this proposal is to illuminate race as a possible factor and show that the growing problem of domestic abuse and other sociological factors are crucial in identifying potential, abusers, therefore, ruling out race as a factor to be considered. The ethnicity or race of an individual may or may not have an effect on their propensity.
Preview sample
Major Effects of E-Coli Biology Essay
8 pages (2000 words) , Download 4 , Essay
Free
It is useful when located in the large intestine and assists with waste processing, vitamin K production, and food absorption. Earlier Escherichia coli was originally known as Bacterium coli commune that was discovered in 1885 by the German pediatrician and bacteriologist, Theodor Escherich. E. coli belongs to the family Enterobacteriaceae.
Preview sample
Development of Reproductive System in the Fetus: Genetic, Endocrine and Environmental Factors Biology Term Paper
9 pages (2441 words) , Download 2 , Term Paper
Free
It has been suggested that genes are important too, but not sufficient for, not only development but also the explanation of development. It is a fact that the key to the sex determination of the fetus lies in the male spermatogenesis and the genetic constitution of the sperms. Out of 23 pairs of somatic chromosomes in humans, 22 pairs are somatic and 1 pair is sex chromosomes.
Preview sample
Cancer: A Terminal Disease Biology Essay
6 pages (1500 words) , Download 2 , Essay
Free
Cancer cells developed resistance to chemotherapeutic agent by various means like mutation and over expression of Drug target, enzymatic inactivation of drug. Efflux mediated elimination of drug from cells etc. this phenomenon is mainly observed in case of recurring tumors after initial chemotherap.
Preview sample
Analysis of Types of Cell Organelles Biology Coursework
5 pages (1250 words) , Download 3 , Coursework
Free
The cell capsule is a layer that lies on the outside cell wall of bacteria; as it cannot be easily removed within the cell, it can cause a variety of diseases. The cell capsule is also known as the bacterial capsule, as it prevents the bacteria from being cleaned away within the system, making sure that they do not desiccate.
Preview sample
Biological Significance of Water Biology Essay
5 pages (1444 words) , Download 2 , Essay
Free
In many ways, water is a miracle liquid. Water is found on the earth in three forms: solid, liquid, and gas; or ice, liquid water, and gas respectively.  It is essential for all living things and it is often referred to as a universal solvent because many substances dissolve in it. These unique properties of water result from the ways in which individual H2O molecules interact with each other.
Preview sample
Similarities and Differences in Mitosis and Meiosis Biology Essay
3 pages (750 words) , Download 3 , Essay
Eukaryotic proliferation and succession requires mechanisms which efficiently build up the multicellular structure and care capable of maintaining and replicating it. These mechanisms are presented in the form of mitosis and meiosis. The wear and tear of the body results in the sloughing of millions of cells everyday.
Preview sample
The Innate Immune Response Biology Essay
2 pages (550 words) , Download 5 , Essay
Free
The author states that the immune system reacts to the situation and tries to destroy the pathogens containing these antigens. The antigens are generally in the form of proteins. Once the immune system comes across such substances, it also creates immunological memories, which help in preparing it for future attacks of this nature.
Preview sample
Stem Cell Research Biology Essay
12 pages (3000 words) , Download 3 , Essay
Free
The author discusses ethical and moral arguments of using embryonic stem cells. Arguments of groups or sectors opposing the use of embryonic stem cells revolve around the destruction of life because they consider the cell in the embryo as not just a simple cell but life itself or the beginning of a human being.
Preview sample
DNA Fingerprinting in Molecular Biology Biology Assignment
9 pages (2250 words) , Download 2 , Assignment
Free
The author states that the complexity of the technology makes it hard to fathom how Sir Alec Jeffreys was able to discover it in the early 1970s. This was the time when scientific technologies were still in their beginner stages, and it was until 20 or so years later that any real inventions and revolutions were to take place in DNA technologies.
Preview sample
Circadian Rhythms and Their Importance to Humanise Biology Assignment
8 pages (2508 words) , Download 3 , Assignment
Free
The author states that one of the most significant indicators of the importance of the Circadian Rhythm is the link that has been found between the normal circadian cycle and the health and longevity of otherwise healthy mammals. The author found that arrhythmic patterns from both populations lived significantly shorter than the rhythmic ones.
Preview sample
The Donkey and the food chain Biology Essay
2 pages (500 words) , Download 3 , Essay
Free
Everybody living in the forest enjoyed a unique place in the food chain and nobody had any problem with this natural arrangement.One day an old donkey came into this forest. Actually, a peasant living in the neighboring village owned this donkey, who had abandoned the donkey in the forest as he had grown old and was no more of any use.
Preview sample
Cicadas Larva Becomes Cicada Biology Essay
3 pages (787 words) , Download 3 , Essay
Free
The author states that the males of the species bear plate-like membranes on the thorax; vibrations of these plates enable them to produce loud, shrill sound, while the females of the species are silent. This is their mating sound. The life cycle of the insect passes through different phases once the mating of the pairs is done.
Preview sample
The Notion of Biology Biology Essay
2 pages (1786 words) , Download 2 , Essay
Free
The notion that biology has anything to do with destiny has existed since the formation of biology. This notion begets the question: when and where did biology begin? Did it begin with creation? Did it evolve? How is it linked with the present day and where is it headed? The answers are as complex as the questions. But they are interesting looking into.
Preview sample
Omnipresence of Water Biology Research Paper
2 pages (500 words) , Download 2 , Research Paper
Free
Water is considered a universal solvent due to its polarity. Water dissolves ionic solutes completely because the negative hydroxide ion is attracted towards the cations of the solute and the positive Hydrogen (H+) is attracted towards the anions of the solute thus dissolving the solute totally. An example of a nonionic solute is table sugar.
Preview sample
Human Anatomy: Alice Shrank Biology Essay
2 pages (599 words) , Download 3 , Essay
Free
The protein – energy relationship is a significant parameter that adjusts itself with the other physiologic conditions during the phenomenon of shrinkage. Amino acids required as essential substrates for protein synthesis are necessary for energy production along with increased body weight and stature. 
Preview sample
The European Corn Borer Infestations Biology Essay
3 pages (880 words) , Download 2 , Essay
Free
The author states that when there was no infestation of ECB each type of corn experienced a relatively moderate growing yield, with BT456 and Golden Crop exhibiting the greatest yields. In the two other applications, all crops seemed to somewhat continue to thrive in the low infestation while enduring larger losses during high infestations.
Preview sample
Negative feedback mechanisms Biology Essay
5 pages (1250 words) , Download 4 , Essay
Free
Thermoregulation, osmoregulation and glucoregulation are few examples of negative feedback mechanisms. The importance of negative feed back mechanisms is that they provide a negative feedback loop to keep conditions of a living organism within tolerable limits and to prevent it from a sudden severe change.
Preview sample
Biologic Manufacturing and the FDA Biology Essay
2 pages (620 words) , Download 3 , Essay
Free
The author states that as part of the agreement, a dividing scheme was laid out, which has been criticized for its complexity and lack of consistency. For example, human-tissue derived products are classified as drugs, but human blood-derived products are classified as biologics. Biologics combined with radioactive components are considered biologics.
Preview sample
Comparison of the Structure of the Hearing Appartii of Reptilians versus Mammalians Biology Essay
9 pages (2742 words) , Download 2 , Essay
Free
A common feature in lizard families in terms of the auditory apparatus is that lizard papillae comprise two types of hair cells (Miller 1992). The first of these are hair cells which are thick and innervated by several afferent and efferent nerves. These cells are responsible for the transmission and perception of low frequency sound waves.
Preview sample
The Presence of Memory in Animals Albeit Biology Essay
4 pages (1315 words) , Download 2 , Essay
Free
Whenever the existence and extent of the memory of animals are being assessed, learning and rationality are always included since memory is the basic and initial step of these brain activities in organisms. In order for an animal to learn or be able to assess its environment, it needs to make use of past information gathered in the form of memory.
Preview sample
The evolution and behavior of a primate species Biology Essay
4 pages (1000 words) , Download 3 , Essay
Free
A key factor to this argument is that primates relied on sight over smell. They were able to develop a keen sense of depth perception, perhaps because of the constant leaping that was necessary to move about the trees.
Preview sample
Pathophysiology Biology Research Paper
10 pages (2500 words) , Download 3 , Research Paper
Free
Anaphylaxis is a dramatic and frightening disease condition that is considered to be a manifestation of severe systemic allergic condition. The know-how of the treatment techniques and ability to deliver a speedy treatment for this condition is crucial in its outcome, in one end of the spectrum recovery, the other end death.
Preview sample
Animal Behavior in Nature Biology Assignment
5 pages (1369 words) , Download 3 , Assignment
Free
To consider sneaking behavior, the use of the theory of sexual selection encompassing sneaking behavior must be considered. Roche clarifies this as “Sexual selection is distinguished from natural selection by Charles Darwin” (2006). Further, sexual selection and evolutionary requirements are designated as variance in the number of mates.
Preview sample
How does meiosis contribute to human genetic diversity Biology Essay
2 pages (500 words) , Download 5 , Essay
Free
There are three major sources of such variations, namely, the independent assortment of chromosomes during meiosis,reciprocal recombination of the linked genes on chromosomes by crossing over in prophase I of meiosis,and random fertilization of gametes, thereby raising possibility of innumerable combinations.
Preview sample
Melanoma-Associated Antigen Gene Biology Assignment
6 pages (1703 words) , Download 2 , Assignment
Free
The author states that other members of the family were recently found to be expressed in normal cells, indicating that the family is larger and more disparate than initially expected. MAGE-like genes have also been identified in non-mammalian species, like the zebrafish or Drosophila melanogaster.
Preview sample
How The Animal Experimenting Contribute to OurUnderstanding of Human Brains Biology Essay
8 pages (2000 words) , Download 3 , Essay
Free
Medical researchers first study the disease or a health problem thoroughly before they develop different ways of treating it. There are some diseases and health problems which entail method that can be studied only in a living being. In the medical and psychological field, animals are frequently used for researches.
Preview sample
Mitochondria and Its Functions Biology Essay
2 pages (500 words) , Download 4 , Essay
Free
This paper will begin with the statement that the mitochondria (singular form is mitochondrion) are the principal energy source of the cell. Aside from doing other specialized tasks, mitochondria convert nutrients into energy. They are normal structures responsible for energy production in cells. They are located in the cytoplasm outside the nucleus of the cell.
Preview sample
The Biology of Sexually Transmitted Diseases Biology Research Paper
9 pages (2417 words) , Download 3 , Research Paper
Free
Hepatitis is yet another group of viral infections spread through bodily fluid exchange. Some forms of hepatitis can be spread through fecal contamination as well as sexual contact, but for the purpose of this paper, we will only look at hepatitis spread through sexual contact. Patients suffering from hepatitis infections often suffer liver damage. 
Preview sample
    2501 - 2550 results of 3614 items
    We use cookies to create the best experience for you. Keep on browsing if you are OK with that, or find out how to manage cookies.
    ✕
    Contact Us