a.1 Eukaryotic Cell vs Prokaryotic Cell All cells can be classfied into prokaryotes and eukaryotes. Prokaryotes were the only form of life on Earth for millions of years until more complicated eukaryotic cells came into being through the process of evolution. Comparison chart All attributes Differences Similarities | Eukaryotic Cell | Prokaryotic Cell | Nucleus: | Present | Absent | Number of chromosomes: | More than one | One--but not true chromosome: Plasmids | Cell Type: | Multicellular
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Johnathan Pham Ali Webb English 2000-Section 93 24 April 2017 Cellular Devices in School If you were to personally conduct an experiment and ask any young adult in America whether or not they can go a whole year without using their cell phones for anything other than calling other people‚ almost ten times out of ten‚ the answer would most likely be no. In the 1980s‚ the first cellular device was released and ready to be put on the market. The need for cellphones has grown vastly over time causing
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The cell is the fundamental structural unit of all living organisms. Some cells are complete organisms‚ such as the unicellular bacteria and protozoa; others‚ such as nerve‚ liver‚ and muscle cells‚ are specialized components of multi-cellular organisms. Cells range in size from the smallest bacteria-like mycoplasmas‚ which are 0.1 micrometer in diameter‚ to the egg yolks of ostriches‚ which are about 8 cm (about 3 in) in diameter. Although they may differ widely in appearance and function‚ all cells
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correct. High Power should show only a couple of cells that take up most of the viewing field. The micoscope is designed to view the slide at different spots‚ so not all drawings will look like this one. Images were snipped from the virtual microscope’s flash animation. Scanning (4) | Low (10) | High (40) | 3. Go to google and type "cheek cells" into the search box. Click on "images" to see all the images google has found on the web showing cheek cells (there should be hundreds). What do all of
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I think that cell phones should not be allowed in school because they could be a distraction and there are already phones on campus for emergencies. Reason 1 Paragraph-Distractions are a teachers worst nightmare‚ and so phones being added to the classes would be a big distraction. One reason phones should not be added to the class is in the article “Cell Phones in Classrooms? No! Students Need to Pay Attention‚” it states they could be used inappropriately. This shows that cell phones can be
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better than 75% of the adults with cell phones out there. New technologies are a part of our lives‚ and responsible use should be learned in school. Cell phones should be allowed if the first number in their contact list is an emergency one for the student. That way a student in trouble or ill or hurt is only a call away from a parent or guardian. Cell phones provide communications for an emergency use by any other student or school staff member in a crisis. Cell phones provide easy communications
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and animal cells have several differences and similarities. For example‚ animal cells do not have a cell wall or chloroplasts but plant cells do. Animal cells are round and irregular in shape while plant cells have fixed‚ rectangular shapes. Animal Cell Plant Cell Cell wall Absent Present (formed of cellulose) Shape Round (irregular shape) Rectangular (fixed shape) Vacuole One or more small vacuoles (much smaller than plant cells). One‚ large central vacuole taking up 90% of cell volume.
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Cells are considered the basic units of life in part because they come in discrete and easily recognizable packages. That’s because all cells are surrounded by a structure called the cell membrane. The cell is the very smallest unit of living matter. All living things including plants and animals are made up of cells. Cells are made of atoms‚ which are the smallest units of matter. There are many different kinds of cells. The two kinds you are most likely to be familiar with are animal and plant
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Cell Respiration Respiration is the process by which organisms burn food to produce energy. The starting material of cellular respiration is the sugar glucose‚ which has energy stored in its chemical bonds. You can think of glucose as a kind of cellular piece of coal: chock-full of energy‚ but useless when you want to power a stereo. Just as burning coal produces heat and energy in the form of electricity‚ the chemical processes of respiration convert the energy in glucose into usable form. Adenosine
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Introduction Perhaps the most significant phase of an effective professional helper is the self-evaluation. As a student taking a Communications class at the Medicine Hat College‚ I am being challenged to recognize and consider the concepts and skills used in an interview about a career choice. The fifteen minute interview included factors relating to the gathering of information about why another student‚ who was assigned by the instructor‚ has chosen her career choice (Anagnos‚ 2007). The
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