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Biology essay samples

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Benefits and Harmful Effects of Using Pesticides essay

Pesticides are chemical substances used in the destruction or alleviation of pests. Use of pesticides has both merits and demerits. The merits of using pesticides are: 1. Increase in yield of produce: The use of pesticides leads to production of high yields as they reduce crop loses. 2. Cost ...

Biology essay

The term biology has arguably been defined as the science of nature that concerns with the studying of lives and other living organisms in relation to their varied functions, biological structures and growth (Kiesler 22). Psychological factors are considered to constitute the thoughts, attitudes ...

Bog Turtles Are Endangered Species essay

Bog turtles were federally outlined as an endangered species in the 1997. At an approximate length of 4 inches, bog turtles are among the smallest turtles in North America. The bog turtle species characteristically show an orange, red blotch or bright yellow on both side of its head. The parallel ...

"Bugs" in the News essay

A team of professional entomologists have been working round the clock to curb the effects of the emerald ash borer in North America. Their actions were triggered by the threat that the emerald ash borer has recently posed to ash trees in North America. It goes without saying that they will ...

Caspian Tiger essay

Extinct species often attract a lot of attention in the professional, academic and general public circles. It is a wide-spread scenario on our planet that people start appreciating something only when they lose it. The richness of flora and fauna falls under a lot of danger from the modern human ...

Chevron essay

Chevron is involved with oil, geothermal and gas energy industries. It deals with exploration, production and refining, chemical manufacturing; marketing and transportation, sales and power generation (Kaplan, 2010). Changes in the competitive world are worth attention and close analysis. Chevron ...

Chlorella essay

As it is generally known, chlorella is a unicellular limnetic alga. It contains such antioxidants as carotenoids and vitamin C, which stop free radicals activity. Having been discovered at the end of 19th century, chlorella was characterized by having a high concentration of protein and a rapid ...

Molecular Biology essay

Total RNA refers to the purified RNA which are obtained from tissues. The contents are all cells RNA. It is worth noting that there is a difference between the purification obtained in m RNA only. In addition, there are various RNA molecules that can be found in cells. FFFD is the abbreviation used ...

Organic Chemistry essay

Monomers join to form giant molecules in a mysterious manner. Considering a straightforward case of two molecules of ethylene (C2H4), a hydrogen atom may be shifted from one atom to another, and double bond can be changed to a single bond. This results to a new bond being used to connect the two ...

Physiological Adaptation of Fish to Its Environment essay

All organisms around the world are sparsely distributed depending on the environment that best suited to their modes of survival. Organisms undergo adaptation – an evolutionary process where they became well-suited to a particular. The process of adaptation happens through the natural ...

Polyester essay

Introduction Polyester is a synthetic material produced through polymerization. The material replicates naturally occurring group of chemical compounds such as cutin. Due to its attractive chemical properties, polyester has valuable applications. This paper investigates production, use, and trends ...

Role of Genetics in Development essay

Introduction Genetics is a branch of biology that researches the notions of genes, heredity, and development of living organisms. The subject matters of the science are genes, genetic material, variation and changes within population considering the influence of heredity. Genes have been universal ...
 

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