Saturday, November 23, 2013

Biology Topic 1

Topic 1.1 - Cell Theory 1.1.1 Discuss the theory that subsisting organisms argon composed of cells. All subsisting things ar make of cells, and that cells lift from other cells. It is important to note that each(prenominal) rules set about exceptions. careworn muscles and some fungal hyphae are not divided into cells and have a multinucleate cytoplasm. Some biologists consider unicellular organisms to be acellular. 1.1.2 suppose that a virus is a non-cellular affable organise consisting of deoxyribonucleic acid or RNA surrounded by a protein coat. A virus is a non-cellular structure consisting of DNA or RNA surrounded by a protein coat. 1.1.3 State that all cells are create from other cells. All cells are formed from other cells. 1.1.4 Explain three advantages of victimization wrap down microscropes. Advantages of exploitation a scant(p) microscope include: color images rather of monochromic images (one color), easily prepared sample genuine, th e possibilty of observing living material and movement, and a larger field of view.
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1.1.5 Outline the advantages of using negatron microscopes. Since the resolution is higher in an electron microscope than a light microscope, one can advert more seperate particles and have a clearer picture of those particles. Also, an electron microscope has a higher magnifaction than a light microscope, so one would be able to see little objects. 1.1.6 Define organelle. An organelle is a discrete structure inwardly a cell that has a specific function, it as well as take to be covered by its own membrane.If you unavoida bleness to get to a full essay, order it on! our website: OrderCustomPaper.com

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