Biology Essays

ent in the resulting organism, by duplication of gene that will cause some genes to be duplicated and in turn the resulting organism will have some extra genetic information, by genetic inversion in which genetic order is altered and the new sequence could either bring

The article under consideration deals with a rather relevant issue concerning the origins and the factors preconditioning the level of body dissatisfaction in adolescent boys and girls. This problem has been widely examined and discussed as statistical data have been showing disturbing results recently.

Today, one disease evokes similar fears and imagery; that virus is Ebola. People imagine that Ebola is the next worse thing to a Zombie apocalypse and that it may have the power to bring all of civilization to its knees. Granted Ebola is a serious virus and

The process of DNA replication is semi-conservative. At the beginning of replication, two helical strands of DNA unzip; thus, providing two DNA strands that act as a template for the replication process. The

The present study focuses on the flavonoids and its association as critical regulators of the development of seeds. According to studies conducted by USDA forest services, the size of a seed is significant since it determines the kind of

According to the research findings, diffusion plays a vital part in biological processes that help keep organisms alive. This is because diffusion is closely related to the concept of selective permeability, a process wherein cell membranes allow some substances in while keeping other substances out.

This technique examines stained tissues. Staining enhances the visibility of the specimen by increasing contrast among the various tissues, cells and organelles under study. This procedure starts with collection

G proteins are the guanine nucleotide joining proteins that function as intermediaries in signal pathways. There are two significant signal activation pathways incorporating the G protein coupled receptors; the phosphatidylinositol signal

Congress). Leaving clean water policy completely to states does not work since waters do not follow state boundaries. Any forms of pollutants put in one state’s waters do not

The fitness in this context is defined by three different kinds of curve which include; directional selection whereby the traits of a given organism are related to fitness linearly, stabilizing

For easy identification by the medical fraternity, these chemical bases are referred to using the their first letters. The DNA of human being

nsion (increased blood pressure); Coronary heart disease (damage in the blood vessels that supplies the heart itself); Cerebrovascular disease (defects in the work of blood vessels that supplies the brain);Peripheral artery disease (suppression of blood supplying of arms and

Quorum sensing provides a strategy for medicine- muck up the communication system of dangerous bacteria such as antibiotic-resistant enterococcus. Quorum sensing initiates the toxin production such as in case of V. cholerae. Scientists

The experiments required the participation of various public and private organizations such as the Department of Energy, Chromosome 21 Consortium, Cold Spring Harbor Laboratory, Stanford Genome Technology Center, Baylor College of Medicine, and

“Cloning is neither a simple nor a guaranteed procedure” (Donald C. Beitz, Departments of Animal Science and Biochemistry, Iowa State University, Ames). Scientists at Roslin Institute cloned a sheep, and thus Dolly was born,

Respiration is the process through which this gaseous exchange takes place, and the lungs play an integral role in this process (Hlastala and Albert 37). The main function of lungs is gaseous exchanged. Once inhaled, air goes through the nose and into the.

The procedure onsets when both the old strands of the ds DNA unwind in the presence of enzyme DNA helicase. Each of the strands serve as a template where DNA polymerase acts and incorporates the corresponding nucleotide. If the template strand has

PKU normally affects prefrontal brain regions, making them unable to execute their functions. It causes various deficits, which hinder the brain from performing various tasks such as problem-solving

The rough endoplasmic reticulum avails adequate surface area meant to accommodate extra ribosomes, which are sites for protein synthesis (Gupta, 2009). Proteins

In England, for example, laboratory findings have indicate that there has been about eight uncategorized new species. Even though information regarding campylobacter has been known for a period of over twenty years, their epidemiology is not

Arsenic is one such compound. It exists in both organic and inorganic form in air, soil and water with the organic form found in fish and shellfish regarded as less toxic (CDC, 2011). However, it is mostly found in areas subject to mining, smelting

My study aims at establishing performance of germinating maize seedlings by inducing similar conditions as the ones in saline regions and assessing the effect of hypocotyl and radicle growth under monitored laboratory conditions. The results that will be drawn from

Choking results to a horrifying condition known asphyxia. The condition is caused by severe deficient oxygen supply to the body that results to unconsciousness or even death. A 63 years old man in the United

Myotonic dystrophy is an autosomal dominant gene and is often associated with muscle weakness, impaired intelligence as well as muscle wasting and cataract (Ruiz-Sáez, 24). I agree The pedigree represents Greg’s family history. The

Between the genome decoding and the appearance of new wonder, medicine is a great distance to reach. Usually, it takes about 10-12 years to test, to create the proper medicaments, and to release them on sale. However, what we have today, is the decoded genome only, and the human body contains about 30 000 different genes.

The disorder has a strong genetic connection and individuals afflicted with the severe form experiencing facial malformation ("Micrornas provide new," 2011). There are a number of pervasive characteristics of

Other technology by which food gets modified, include selective breeding; animal and plant breeding, and soma - clonal variation. Since genetically

Animals camouflaging under water protect themselves from the lurking predators while predators camouflage to hide from their prey. Stingrays camouflage underwater and their bodies match their surroundings. This paper

ering environmental purification and decomposition of organic matter thereby enhancing land fertility that is necessary for improved agricultural production. Notable seed plants with high-value attachment include maize, rice, wheat, potatoes cassava, and sweet potatoes. They

The questions are undertaken based on credible experiments. The probability of the parents getting 10 children where 3 that are normal for both traits, 3 that have iron overload, but normal blood calcium and 4 that exhibit both iron overload and

An ischemic stroke is caused when blood vessels in the brain get clogged thus hindering the normal blood flow. A hemorrhagic stroke is caused by a burst or leakage of the blood vessel. The common symptoms of stroke include

Symptoms include watery and possibly bloody diarrhea, as well as mucus and pus in various amounts. Abnormal abdominal sounds may be heard in the abdominal quadrants upon

These nutrients play various roles in plant growth. Nitrogen aids in grain formation in cereals (Huifeng, Zhenghui and Qiangsheng). Phosphorus helps in nodule formation in legumes such as beans (Pachecoa, Britoa and Straliotto). This experiment analyzes the effect

The key difference observed basing on the way the two cell lines were treated include: For the fifth cell line,it was treated with 20 ug/ml VVA-Biotin and blocked with 5%BSA Blocking solution. On the other hand, the sixth cell line was treated with 10 ug/ml VVA-Biotin and blocked with 5% Carbo-Free Blocking Solution.

My male fly count 49 wild-type: 12 vestigial: 20 ebony: 7 ebony vestigial My male fly ratio 7:2:3:1 14. The differences in both of the answers may be because of two reasons. The

The article also notes that there are crucial features that any micelle model needs to meet in order to ensure they are integral and stable. This model

The first family member to die of the virus in the region are said to have resided near the tree. On the other hand, the article notes, there is no evidence that animal provides the natural reservoir for the virus (Vogel 1). There are various things that Varmus did to help

logy.’ I have learned that the overall growth is a result of the cellular process of mitosis, which leads to the division and proliferation of living cells. One interesting fact that I learned was that approximately 70% of normal cells are in the interphase stage of cell

In commercial media usage by some laboratories often succeed in meeting all tests within the quality level platform. That is why the quality control for assurance in growth, isolation, and identification for a concise perform effort to test isolates in susceptibility.

The condition has no cure and it can render a patient’s limbs useless for the rest of their lives. However, if there is early detection, there are therapy modes of treating the disorder. Treatment can be administered to

During PCR, the sought-after DNA is given a thermal shock which leads to opening of the strings. The strings are then provided the amino acids that they require to build another string. This is how PCR works. Using this procedure, millions and trillions of copies of DNA

Enacting legislation means a clear boundary between carrying out conservation measures and exploiting natural resources that benefit humanity. Additionally, there is a

Hypothyroidism implies that thyroid hormone levels do not have any impact on body tissues while hyperthyroidism indicates that thyroid hormone levels have excessive impact on the body tissues. The paper will particularly assess the

These variables all add to the conditions that trigger the formation of the hurricane. The increment in temperature of both the oceans and atmosphere lately is a

The medicinal role is highlighted by the significance of the uses that are brought towards this field. It produces insulin; the growth related hormones as well as different vaccines which are significant for the human body. The other reason for the support of genetic

Since nature has a very specific system and reason for why organisms are different, it is important to keep nature as it was originally intended. Cloning goes against what nature has originally intended and has created problems amongst organisms.

Phytoplankton are one-celled plants that live on the ocean surface and support the productivity and life of those living in and off the ocean through the process of photosynthesis. In the process of photosynthesis, phytoplankton use energy from the sun to convert carbon dioxide and nutrients into complex organic compounds

A study by the U.S. National Academy of Sciences in 2007 reveals that growing corn to produce ethanol consumes 200 times more water than the water to

E. coli is also found with other hydrogen consuming organisms like sulphate-reducing bacteria (Hayhurst, 2004). Organism Characteristics: The bacterium is

In his interview, James clearly states that the majority of skeptics are politicians who are out to pass unfavorable global warming bills. This implies that these skeptics have a hidden agenda of trying to blindfold America on