Biology Essays and Term Papers

an organic catalyst, which allows a particular reaction to occur without using itself up in the process. Without enzymes, most reactions in a cell would not occur. Enzymes function best in an acidic environment as do catalase, however the correct concent…

are any drugs or hormonal substances chemically related to testosterone, a male hormone that helps muscle growth. Anabolic means "building body tissue." Anabolic steroids help build muscle tissue and increase body mass by acting like the body's natural…

in Chicago, who have the first time made human embryos that are part male and part female to foster therapies for congential deseases. You describe the facts and you do not really know, wether if it is right or not. We are against this work…

of DNA. DNA fingerprinting was first invented to detect the presence of genetic diseases. Today, DNA fingerprinting is used in different ways. DNA is analyzed using a Southern Blot, which allows scientists to observe the base pair patterns. …

can lead to both a stimulation and a reduction in plant growth. Using examples of effects at both the cellular and whole plant level, discuss the relative merits/disadvantages of life in a polluted environment. Introduction: Major sources for ammonia…

film, Jurassic Park, introduced a worldwide audience to the concept and imagined consequences to cloning. The concept of cloning was simplified to the point that not only did it look acceptable it appeared to be realistically possible. Science…

the vast amount of benefits it can yield. Stem cells, which scientists believe could be used to treat a wide range of degenerative diseases, can potentially grow into any type of human tissue. Stem cells are extracted from embryos which some Pro-life…

term "alligator" are prehistoric, powerful, and yet graceful in water and beautiful. They have been around longer than many different living creatures that live on earth. It has been said, and I believe, that they are the closest things to dinosaurs…

Aim: The aim of this experiment is to burn a known mass of magnesium in air and find the mass of the magnesium oxide produced. Using my results I can then calculate the empirical formula of magnesium oxide. Results: Observations Before starting…

disease marked by damage to the joints and abnormalities of the immune system. Although the precise cause of the disease remains unknown, both genetic and environmental factors are widely recognized for their contributions to RA's onset and…