Stem Cells and Tissue Renewal 1 The Multicellular “Habitat” • Cells of multicellular organisms – highly specialized – over 200 types in human body • Arranged into tissues‚ organs‚ organ systems • Unable to survive outside body “habitat” skin wont survive in heart tissues. They all start up identicals 2 Specialized Cell Types • Cells of early embryo identical • Differentiation results in specialized cell types – some differentiated cells continue to divide – many others are
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Biology- Animal cell The NUCLEUS is the largest organelle in the majority of cells. It contains genetic information in DNA‚ which is responsible for the cells unique characteristics. The nucleus is separated from the rest of the cell by.... ...The NUCLEAR ENVELOPE is used as a barrier which separates the contents of the nucleus from the cytoplasm‚ all in all keeping the DNA safe and intact. The nuclear envelope regulates the flow of substances into and out of the nucleus. The NUCLEOLUS is an important
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Bacterial cells are Prokaryotic cells. These cells have several internal structures and surface structures. The cell walls are of two types‚ gram positive and gram negative. Out of all the structures‚ the two selected structures are the cell- wall and endospores. The cell- wall of bacterial cells is found in three distinct shapes such as spherical‚ spiral and rod shaped. The cell wall of the bacterial cells is composed of the proteins and polysaccharides. This is collectively called peptidoglycan
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Cell Organelles Nucleus Its function is to control the cell’s activities and retain the chromosomes. The nucleus is bound by a double membrane‚ the nuclear envelope. The nuclear envelope has pores in it to allow the transport of mRNA. The cytoplasm like material is called nucleoplasm which contains chromatin (coils of DNA and histone proteins)‚ it is chromatin that condenses to form chromosomes during cell division. Within the nucleus is a small spherical body called the nucleolus which
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nowhere‚ but it is not where our bodies live. (Barlow‚ 1996) <br> <br>You ’ve been living in a dream world Neo. This‚ is the world‚ as it exists today: Welcome to the desert of the real. (Morpheus to Neo in The Matrix) <br> <br>From Plato ’s "Charmides" to the Wachowski brothers ’ "The Matrix" (1999)‚ there is a tradition of writing in Western literature‚ which thinks about and imagines the city as either a utopia or a dystopia‚ or both. I believe that what such imagining allows us is to do is locate
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Sociology was profoundly involved in the making of The Matrix. The Matrix is a movie in which a man‚ Neo or Mr. Anderson‚ believes he’s living a normal‚ but slightly troubled life in 1999. Neo is single‚ and suffers from a profound emptiness in his life. Neo is constantly working‚ by day he is computer programmer; by night‚ he’s a hacker‚ providing his labor to other troubled souls. All of sudden he life takes a life changing toll. Neo finds out that the slightly troubled part of his life is nothing
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CELL THEORY – STEM CELLS Stem cells are a large focus of study in today’s biomedical world. “They are cells that exist in an undifferentiated state‚ and transform into differing tissue types depending on what the cells surrounding them are‚“ (National Institute of Health‚ 2012). Stem cells have the remarkable potential to develop into many different cell types in the body during early life and growth. In addition‚ they also serve as an internal repair mechanism inside many tissues‚ dividing without
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President Dwight D. Eisenhower sent the 101st Airborne division troops under the federal command to protect the Little Rock Nine because Governor Faubus was against the idea of allowing nine African American children to enter an all-white school. The Brown v. Board of Education decision helped public schools to be desegregated including Central High School. After Brown v. Board of Education‚ the racism and discrimination African Americans encountered in education was on display through the need for
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BUSINESS ENVIRONMENT- ASSIGNMENT #2. Outcome | Evidence for the criteria | Detail criteria | Check | Understand the behaviour oforganisations in their marketenvironmentLO3 | Explain how market structures determine the pricing and output decisions of businessesExplain how market structures in the above case deviate determine the pricing and output decisions of businesses | - Market type as one of perfect competition‚ monopoly‚ monopolistic competition‚ oligopoly‚ duopoly.- Decisions of the company
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|MPACT | | | | LIKELIHOOD |CRITICAL |SERIOUS |MODERATE |MINIMAL | | | | | | | | | |
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