In this section you’ll find free example science essays to inspire your own work. One of our biggest essay categories, our science section includes essays on physics, chemistry, botany, biology, palaeontology, genetics, geology and more. Find more science essays here. We also have a separate section for zoology essays.
Pregnancy Scenario When someone is pregnant their dietary requirements change a lot, this is because they are now having to provide enough nutrients for both themselves and the baby. In this essay I am going to discuss the different nutrients that are important, where people can go for help and I will be looking at … Read more
This paper will discuss the various role that sexual selection and speciation plays not only in biology but also today’s world. Moreover, it will discuss the conflicts of sexuality and speciation. Once females have more than one partner, the male species is confirmed to enlarge his efforts to reproduce for a female species into his … Read more
Born in Roanoke, Virginia on August 1, 1920, Henrietta Lacks would one day unknowingly be the reason for one of the most important cell lines in medical research. Henrietta Lacks became the source of HeLa cells after her death on October 4, 1951 (aged 31), cells which were the first immortalized cell line in history; … Read more
Growing up, I had the unique opportunity of shadowing two of the greatest doctors that I had the pleasure of knowing: my dad, who was a general surgeon, and my mom, who was a radiologist. Being born in a family full of doctors meant that the majority of my childhood was spent wandering around in … Read more
With the advancement of technology and science in recent decades, it has become vital to incorporate it into a young child’s life, to help strengthen their understandings, build on their natural curiosity as they explore, question, discover and work out how the world works and in particular, about living things. This learning centre places emphasis … Read more
Blood pattern analysis, according to ( Fundamentals of Forensic Science. By: Houck M. Max and Siegel A. Jay (2010) pg.244) is the analysis and interpretation of the dispersion, shape characteristics, volume, pattern, number, and relationship of bloodstains at a crime scene. There are many different types of bloodstains and blood spatter. However, the three basic … Read more
Schizophrenia is a chronic mental disorder that affects your way of thinking and distorts your perception of reality. Schizophrenia does not just go away, it will require treatment throughout your entire life span. In this research I will have explained what it means to be schizophrenic and how to identify someone with the disorder, the … Read more
Jack Troy Introduction Using grounded coffee in many peoples garden lawns is actually a somewhat common practice in order to make plants grow faster. “Caffeine, a chemical stimulant, increases the biological processes in not only humans but in plants as well” (Grant 2016). Caffeine can be added to the soil by sprinkling ground coffee over … Read more
Intro Femtosecond spectroscopy is a technique which has a multitude of very important uses in analytical chemistry. This is a technique which has has made vast progress in the last 50 years or so, allowing advancement in many areas of chemistry, physics and biology. The development of pump-probe spectroscopy by Norrish and Porter in … Read more
Nowadays there are some serious environmental problems, so heterogeneous catalysts are very useful in synthesizing chemicals, processing fuels, and ablating environmental pollutants [1]. Lots of authors were using solid acid catalysts in catalyzing of many organic reactions to overcome homogeneous catalysis and industrial liquid pollutants problems [2-7]. On the other hand, in the gas phase, … Read more
Zebrafish. It’s not the first word you expect to read when reading a paper on tissue engineering. But, there is a connection. The zebrafish has come to be a useful model for the mechanism of regeneration. These animals have the amazing capability to regenerate and regrow “amputated fins, as well as lesioned brain, retina, spinal … Read more
Introduction The ability to engineer genomic DNA in cells and organisms easily and precisely will have major implications for basic biology research, gene therapy, biotechnology and the future of medicine. Technologies for making and manipulating DNA have enabled many of the advances in biology over the past 60 years1. The introduction of genomic sequencing technologies … Read more
Bacilli are the most abundant organism in the rhizosphere and can produce endospores which aid them to survive under adverse conditions. They are Gram positive, aerobic, rod shape, sporulating bacteria that are ubiquitous in nature. Some species have different PGPR capacities (Barriuso and Solano, 2008). There are numerous metabolites that are produced and released by … Read more
CB1 and CB2 receptors are experimentally known to couple with the pertussis toxin-sensitive inhibitory G protein (Gi) (106). The activation of these inhibitory G proteins by CB1 and CB2 agonists leads to the inhibition of adenylate cyclase and the cAMP pathway (107), which ultimately inhibits the activation of cAMP-dependent protein kinase (PKA). This inhibition reduced … Read more
I have long been intrigued by Biology and Forensic Science in particular. I excelled in my Science lessons at school and enjoyed reading science related books. My passion for the subject continued in college and confirmed my desire to study a Forensics related degree at university. I am fascinated in the biological aspects of Forensic … Read more
