Structure And Function Of Biology Essay - 2109 Words

Introduction Structure and function in Biology is a broad concept that can be explored within a diverse range of topics across the subject matter. The following essay will be focussed mainly on the subject of Deoxyribonucleic Acid, or more commonly DNA. DNA is a highly complex, intricate and extraordinary macromolecule found within all living cells. DNA is a biochemical noun and can be defined as ...a self-replicating material which is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information. [Oxford Dictionary, c2016] DNA is found in the nucleus of eukaryotic cells, enclosed within a double membrane. Eukaryotic cells are multifaceted and require a high level of regulation to ensure smooth functioning. The double membrane of the nucleus allows gene expression, a key function of DNA, to be efficiently regulated. Furthermore, DNA is found in large quantities within the eukaryotic cell. Human cells alone have around 1000 times more DNA than typical bacteria [Alberts, c1989, p.23]. DNA, both on its own and with other molecules, plays a huge role in the making of an organism, from the importance of its chiral helical structure and its main functions, to the vast vicinity of error and inaccuracy that a small change to the genomic sequence can cause. It is the foundation upon which an organism is built and the main contributor to an organisms genotype and phenotype. But what are the constituents of DNA and can itShow MoreRelatedBiology : Cell Structure And Function1305 Words   |  6 PagesYour Full Name: UMUC Biology 102/103 Lab 3: Cell Structure and Function INSTRUCTIONS: †¢ On your own and without assistance, complete this Lab 3Answer Sheet electronically and submit it via the Assignments Folder by the date listed in the Course Schedule (under Syllabus). †¢ To conduct your laboratory exercises, use the Laboratory Manual located under Course Content. 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In an organism’s cell, various types of water are present. They are known as bound, hydration, vicinal and bulk water. 95% of watery body fluid is composed of bulk water, since they function as â€Å"space filling medium†, which supportsRead MoreThe Branch Of Biology : An Example Of Multinational Influence1304 Words   |  6 Pageslanguage. The diversity of influences endow spontaneity into art, refining its nature. Art such as the science of biology is an example of multinational influence. Biology helps humans understand themselves and the life surrounding them. As a result, it is a duty for humans worldwide to collaborate as a team, study the topic, and build upon the knowledge of biology. The branch of biology is a complex field, so it requires the assistance of nations globally to make it understandable. The study of life