Biology Topic 1

Topic 1.1 - Cell Theory 1.1.1 Discuss the theory that financial support organisms argon composed of cells. All animate things be make of cells, and that cells lift from other cells. It is important to note that each(prenominal) rules agree exceptions. otiose 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 secern that a virus is a non-cellular kindly coordinate consisting of desoxyribonucleic 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 cut down down microscropes. Advantages of victimisation a scant(p) microscope include: color images rather of monochromic images (one color), easily prepared sample genuine, the possibilty of observing living material and movement, and a larger field of view.

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 count 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 withal take to be covered by its own membrane.If you wish to g et to a full essay, order it on our website:! OrderCustomPaper.com

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