mammals. 3) Slide 3: Why is the nucleus of the cell in slide 3 so large? In other words‚ what is this cell doing that requires that its nucleus be so large? (Please be specific). In eukaryotic cell in slide #3 has organelles including a nucleus containing DNA and mitochondria energy organelles .Compared to the prokaryotic cell which has the DNA in the cytoplasm smaller and simpler and doesn’t contain a nucleus or other organelles‚ it does have cell membrane. Bacteria and Archea are single celled
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Schools ban students from using cell phones at school and at all school functions? By Olivia Acuña ENG 111G27 9/11/2011 Cell phones have created a new era of communication between students around the world. Some students believe cell phones are helpful to communicate with their friends and family. Others disagree and believe that cell phones are being used in an inappropriate manner‚ during and after school activities. I strongly believe that cell phones should be banned during school
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two poems “Annabel Lee” and “The Bells” have only differences‚ they do have some similarities as well. For example‚ both poems are written by “Edgar Allen Poe.” They are different as one of the poems is about bells while the other one is about Edgar and his wife’s love. The poem “Annabel Lee” is about Edgar and his wife’s love for each other. The poem talks about Edgar and his wife and how they express their love for each other‚ but also how Annabel Lee passes away. Annabel Lee dies of illness of
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Blood Cells Leukocytes (WBC’s) Leukocytes also known as white blood cells (WBCs) are cells which play a defensive roll in the body against injury and infection. They migrate towards tissues where they are needed and become functional performing various activities. WBCs can be divided into 2 groups: Polymorphonuclear granulocytes and mononuclear agranulocytes. Both types are spherical while suspended in blood plasma but when they invade tissues after leaving the blood vessels they become amoeboid
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differences between cancer cells and normal cell. Some of the differences are well known ‚where as others have only been recently discovered and are less well understood.You may be interested in how cancer cells are different as you are coping with your own cancer or of a loved one. For many researchers understanding how does cancer cells function differently from normal cells foundation for developing treatments designed to rid the body of cancer cells without damaging normal cells. First‚ when it comes
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(Hint: those buried deep in the cell probably do different things than those closer to the cell membrane). Structure does not affect function of the cells‚ cells have a particular structure that enables them to carry out their function in the best way. 2. Draw a labeled diagram of a small section of the plasma membrane and briefly describe its structure and function. 3. Describe the difference between the animal and plant cells. Plant Cells have cell walls‚ which makes them appear rectangular
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Harper Lee John Iverson 3rd hour Harper Lee was born on April 28th‚ 1926. She grew up in Monroeville‚ Alabama. As a child Harper was a frequent reader. Harper graduated from Monroe County High School in Monroeville‚ and enrolled at the all female Huntingdon College in Montgomery for one year. She then pursued a law degree at the University of Alabama from 1945 to 1949. Harper wrote several student books and spent one year as an editor for the campus humor magazine‚ “Rammer Jammer”. She did
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allow cell phones to be sold without pre-market testing. The rationale‚ known as the “low power exclusion‚” distinguished cell phones from dangerous microwave ovens based on the amount of power used to push the microwaves. At that time‚ the only health effect seen from microwaves involved high power strong enough to heat human tissue. The pressure worked‚ and cell phones were exempted from any type of regulatory oversight‚ an exemption that continues today. An eager public grabbed up the cell phones
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Marjorie Lee Browne‚ born 9 September 1914 in Tennessee‚ was one of the first black women to receive a doctorate in mathematics. Her mother passed when Browne was two years old; as such‚ she was raised by her stepmother‚ Lottie‚ and father‚ Lawrence Johnson Lee. Her father was a railway postal clerk with a zeal for mathematics‚ which was shared with his children. Her high school years were spent in LeMoyne High School‚ a private Methodist school established after the Civil War in order to offer education
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Should Your Child Have a Cell Phone? From My Secure Cyberspace Kids love mobile phones‚ but they need to learn how to use them responsibly. In recent years‚ mobile phones have become extremely popular with young people. More than half of American teenagers now own a cell phone‚ and this number is growing quickly. Also‚ the age at which kids are getting cell phones is dropping‚ and many elementary school-aged children now carry cell phones. This trend is even more marked in countries outside the
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