BIO100 Week 2-4 Discussions Essay Example | Topics and Well Written Essays - 750 words

BIO100 Week 2-4 Discussions - Essay Example Third was his theory of vestigial structures, stating that life started out as very simple and grew more and more complex. Even though he was not a scientist, Malthus was the greatest influence on Darwin’s work. Multhus was an economist who understood the state of world population and his idea that population was growing faster than food can be provided fascinated Darwin; this lead to the theory of ‘survival of the fittest’. Inheritable changes in an organism which occur spontaneously and randomly are called mutations; these may or may not be harmful. Mutations can also add new traits through new alleles or interchange the amount alleles present. A biome can be defined as a large piece of land containing fauna and flora often defined by their abiotic factors such as climate, vegetation, geology, relief etc. A biome may be mistaken for a large ecosystem but this is not true. Biomes and ecosystems are two different things. The main difference is that organisms in a particular biome make many adaptations in order to be able to survive in that particular setting. The aquatic biome refers to water bodies. Their adaptations include gills, fins, blubber, stream lined bodies and many other such adaptations. The aquatic biome is in turn divided into two groups: Freshwater Biomes including lakes and ponds, rivers and streams, wetlands and Marine Biomes including oceans, coral reefs and estuaries. Although there are 5 major and different biomes, there may be features present within a biome that resemble those of another. We know that desert biomes contain little to no vegetations, with harsh weather conditions; however, it may occur that on a small area there may be as much vegetation as there is in grassland, not enough to be called grassland but enough to be called similar to it. Two biomes that can be called similar are Desert and Tundra. Desert and Tundra biomes both face

Case Study Leadership Essay Example | Topics and Well Written Essays - 1500 words

Case Study Leadership - Essay Example A leader has the responsibility to converse, confer and also influence others to do things. A leader also has to be a role model for others to follow. A leader has to create a benchmark in order to inspire others to follow the footsteps and try and achieve the desired success. The leader also can be a guiding factor or mentor for the entire team to guide them towards a successful outcome which will benefit not only the leader but also the entire organization. The leader has to organize and collaboration and bring together other people in such a way that the goals of the organization are achieved in the best possible way. In the case of Performance Management in Policing, there has been a change in the performance management system as the desired police station was being operated by a centralized performance management system. Inspector Lonsdale is the district officer who is expected to provide the performance report of her district to commissioner twice in a year. The main problem as identified in this case study with regards to leadership is that the officers who are within the Lonsdale’s district have a doubt regarding the new performance system. They have a feeling that the new system is a conjure idea of senior management. This is a problem because officers are not finding the new performance management system as fruitful. They think that it won’t have any serious impact on the success of the organization. In the case of Performance Management in Corrections, Gary Hart leads a team of correctional officers. The main problem identified in this case is with regards to performance management. The leader of the team Gary finds that one of his team members has been engaging himself in poor work performances. This is a problem because such poor performance will influence others if proper measures are not taken by the management.