Systematics is the root of comparative biology. Comparative biology attempts to relate characteristics of one organism to another, in this case homology and homoplasy are put to question because of similarity due to common ancestor or similarity due to a function. In systematic, studies focus on hypothesizing homology of features among taxa and then gather data to test these hypotheses. This is most important because […]

Microbiology Coursework: Bacillus cereus After investigation following on outbreak of food poisoning at a pizza restaurant, it was found that all suffers had consumed a portion of side salad from the self-service salad bar alongside their main dish. Subsequently, this was further traced to a rice salad. Environmental Health Officers investigating this outbreak suspected it may have been caused by Bacillus cereus (B. cereus). The […]

Brian Toohey Biology Mrs. Heimforth 12/06/10 Diffuse the Osmosis Section 2: Introduction Step 1: The scientific concept of this lab was to see how osmosis transferred the substance through the cells to reach equilibrium. Step 2: My hypothesis was that the bag with 60% sucrose then it would be heavier than the bag with tap water or 30% sucrose. I thought this because I thought […]

African Trypanosomiasis, also known as “sleeping sickness”, is a parasitic disease of people and animals caused by microscopic parasites of the species Trypanosoma brucei. It is transmitted by the tsetse fly, which is found only in rural Africa. Although the infection is not found in the United States, historically, it has been a serious public health problem in some regions of sub-Saharan Africa covering about […]

Page I – Cover sheet In the middle f the page give name and number of your microorganism In the right lower corner provide – your name – Lab section number (Biol 108-005) – Date submitted ( 4/18/2013) – the unknown tube # is 5 Page II table of result – This page will have your table of results include the following information – Name […]

August 20, 2012 AP Biology Paper thing Daniel Gildenbrand Many scientists have contributed to the subjects of nature, evolution, medicine, and to the development of how experiments are executed. In this essay I will go over four scientists, their experiments, and how those experiments benefited the scientific community and the way we currently live our lives. These four scientists greatly contributed to science and were […]

Mitosis Hands-On Labs, Inc. Version 42-0091-00-01 Lab Report Assistant This document is not meant to be a substitute for a formal laboratory report. The Lab Report Assistant is simply a summary of the experiment’s questions, diagrams if needed, and data tables that should be addressed in a formal lab report. The intent is to facilitate students’ writing of lab reports by providing this information in […]

Introduction Popularity, high social status and subordinate status can affect person’s sense of well being in lots of different ways. Interpersonal experiences between human relationships can determine how the human brain shapes our personal experiences whether they are positive or negative. Within the Mental Health field, subordinate status can be reduced with strategies put into place to make a person feel more equal within our […]

Discuss pesticide problems relating to beekeeping, including symptoms, distinguishing from disease and preventing pesticide impact. Adult Parasites: • Varroa Mites o Caused by the parasitic mite called Varroa Destructor (Buncombe Country Beekeepers Association, 2007). o Symptoms include: existence of adult mites on adult bees, brood, or hive debris; adults have their abdomens shortened, wings distorted, and legs are deformed; and lastly, adult population and brood […]

6. 1. 1 Explain why digestion of large food molecules is essential. There are two reasons why the digestion of large food molecules is vital. Firstly, the food we eat is made up of many compounds made by other organisms which are not all suitable for human tissues and therefore these have to be broken down and reassembled so that our bodies can use them. […]