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2,671 Science Free Essays: 1,831 - 1,860

  • Plant Cell Comparison

    Plant Cell Comparison

    A Plant cell is complex and difficult to understand. A Plant cell is comparable to a party at a mansion. Each organelle which makes up the cell of a Plant is comparable to an aspect of a party. The membrane in a Plant cell separates the cell from the environment

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    Words: 423  •  Pages: 2
  • Plant Cells

    Plant Cells

    1. Describe the structure of a generalized eukaryotic plant cell. Indicate the ways in which a nonphotosynthetic prokaryotic cell would differ in structure from this generalized eukaryotic plant cell. Plants are unique among the eukaryotes. The interiors of plant cells, like all eukaryotic cells, contain numerous organelles, which are membrane

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    Words: 659  •  Pages: 3
  • Plant Lab

    Plant Lab

    * Asconoid Type - Water entering the sponge passes through ostia which are actually openings within doughnut-shaped cells called porocytes, which are found only in asconoid sponges. The water enters the large central cavity called the spongocoel, which is lined with choanocytes. Water exits from the spongocoel through a single

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    Words: 629  •  Pages: 3
  • Plant Project

    Plant Project

    Title: Plant Growth Research Abstract: My purpose was "does the type of water effect your plants growth. My hypothesis stated that "yes, I do believe that the type of water you give to plants effect their growth because some water might be clearer than water that come from somewhere else.

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    Words: 549  •  Pages: 3
  • Plant Reproduction

    Plant Reproduction

    Plants have two different ways to reproduce. The first one is vegetative reproduction. With this type all the plants that have the same parent have the same genetic make-up. This also lets plants pass adaptations on that they have abtained over the years. Plants with good genetic make-up usually spread

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    Words: 750  •  Pages: 3
  • Plant Tax Refecltion

    Plant Tax Refecltion

    Prior to taking Plant Taxonomy, I wasn't aware of all of the possibilities and obstacles I would have to face on the way. I was taught how to correctly identify plants by putting together their characteristics, habitats, range distribution and other relating factors. In order to become more hands on

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    Words: 554  •  Pages: 3
  • Plasma Membrane Experiment

    Plasma Membrane Experiment

    The plasma or cell membrane exhibits ability for the cell to discriminate in its chemical exchanges with its environment and this makes cell membrane fundamental to life. This property can only be possible because of the cell membrane’s selective permeability (Campbell and Reece, 2002). The structure of the membrane can

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    Words: 269  •  Pages: 2
  • Plasmodium Vivax And Falciparum

    Plasmodium Vivax And Falciparum

    The protozoan species Plasmodium falciparum and Plasmodium vivax are well known for causing malaria in humans. Malaria is a parasitic disease that causes attacks of chills and fever, anemia, splenomegaly, and even death. It also provides resistance to another disease sickle cell anemia, through it’s involvement with blood cells in

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    Words: 621  •  Pages: 3
  • Plastic... Not So Fantastic

    Plastic... Not So Fantastic

    Introduction Pollution is defined as the introduction of contaminants into the atmosphere, leading to adverse changes or effects. Air pollution can be classified as the type of pollution that has been plaguing humanity since the discovery of fire. some other types of pollutions are: Water pollution Soil contamination Radioactive contamination

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    Words: 2,826  •  Pages: 12
  • Plumpy Nut

    Plumpy Nut

    PLUMPY NUT The problem of malnutrition is a world wide problem. Every time I turn on the television I see stories of malnourished children all over the world. Most recently I have been hearing a lot about hunger and malnutrition in Africa. It was amazing to me to know that

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    Words: 622  •  Pages: 3
  • Pluto

    Pluto

    Pluto Come wander with me, she said, Into regions yet untrod; And read what is still unread In the manuscripts of God. - Longfellow Although Pluto was discovered in 1930, limited information on the distant planet delayed a realistic understanding of its characteristics. Today Pluto remains the only planet that

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    Words: 1,840  •  Pages: 8
  • Pluto

    Pluto

    TO BE OR NOT TO BE, PLUTO Ever since Pluto was discovered in the early twentieth century, there has been controversy over its status as a major planet. Technology was extremely limited compared to what is available today. It was by tracking the larger planets and using Newtonian physics, that

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    Words: 3,291  •  Pages: 14
  • Pneumonia

    Pneumonia

    Introduction Every year, more than 60,000 Americans die of pneumonia, an inflammation of the lungs that's usually caused by infection with bacteria, viruses, fungi or other organisms. Pneumonia is a particular concern for older adults and people with chronic illnesses or impaired immune systems, but it can also strike young,

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    Words: 1,828  •  Pages: 8
  • Pneumonia Essay

    Pneumonia Essay

    Name: Fatimah yousef Al-Bira Section: 2 Essay #1 Final Copy Pneumonia Essay Pneumonia is a situation that happens in the lungs that causes inflammation. In general it is caused by infections, but there are many other causes such us bacteria, viruses, fungi and parasites. Inhalations of toxic gases or aspiration

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    Words: 1,135  •  Pages: 5
  • Pneumonia Essay

    Pneumonia Essay

    Name: Fatimah yousef Al-Bira Section: 2 Essay #1 Final Copy Pneumonia Essay Pneumonia is a situation that happens in the lungs that causes inflammation. In general it is caused by infections, but there are many other causes such us bacteria, viruses, fungi and parasites. Inhalations of toxic gases or aspiration

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    Words: 1,135  •  Pages: 5
  • Poli 130 - Chaos and Violence

    Poli 130 - Chaos and Violence

    Week 12: Chaos and Violence (Chapter 7) Monday November 5: Weak States and Corruption State Functions * Monopolize violence * Human needs * Foster Equitable economic growth * Legitimate political institutions (courts, police legitimate) (fair) Why should you care * The weak states are just contained to their places, they

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    Words: 6,101  •  Pages: 25
  • Police Work

    Police Work

    Police personnel are doing a great job catching criminals in the act, but police cannot be everywhere they are needed to be. To improve the thought of putting criminals behind bars people have developed new technology to catch a criminal and put them where they need to be. X-Ray scanning,

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    Words: 2,457  •  Pages: 10
  • Polio

    Polio

    Polio Throughout the early 1900's a deadly disease devoured the United States. It swept through states, cities and towns faster and deadlier than any one expected it would. It left children dead, paralyzed and families devastated. This disease was called Poliomyelitis, also called Polio. It has been around since

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    Words: 468  •  Pages: 2
  • Political Science

    Political Science

    Final Exam Review Sheet, December 10, 2016 * Explain the concept/theory * Provide evidence/example about IOs Recap * 1. The politics of investor-state dispute settlement (ISDS) * 2.Who determines the decisions of intergovernmental organizations (IGOs)? * 3. What is legal capacity, and how has it affected the representation of developing

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    Words: 2,878  •  Pages: 12
  • Politician Vs. Statesman

    Politician Vs. Statesman

    Politician and statesman are two terms that are used to define a political individual, and usually collaborate in their meanings. Many times, these two works can be used as synonyms when describing an individual, but they do have their subtle differences. Both a politician and a statesman are defined

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    Words: 693  •  Pages: 3
  • Polluting the Earth by Light

    Polluting the Earth by Light

    Polluting the Earth by Light Some people may know what light pollution is, I would say that most people don’t even know that this is a problem. The world as humans become so out of tune with the side effects of things that makes life easier. Light pollution to some

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    Words: 481  •  Pages: 2
  • Pollution

    Pollution

    Pollution Methane levels hold steady Levels of the greenhouse gas methane have plateaued for the first time in about 200 years, shows a report in Geophysical Research Letters. Methane is second only to carbon dioxide in contributing to our planet's warming. The gas - belched out by fossil-fuel burning,

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    Words: 1,339  •  Pages: 6
  • Pollution

    Pollution

    Clean Water After reading the article clean water, it has become very apparent to me how astonishing the problem we are facing is growing. Water is continuously being contaminated throughout this planet and will continue to without proper response to this issue. Water is not only being effected for drinking,

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    Words: 478  •  Pages: 2
  • Pollution

    Pollution

    1. Pop cans on lawn in front of school. 2. Smokestacks. 3. Phone lines 4. Motor Vehicles 5. Microwave Oven 1. Pop cans are almost entirely made out of aluminum. § Aluminum is very reactive. § Forms an oxide coating- resistant to corrosion. § Body of can is alloyed with

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    Words: 2,303  •  Pages: 10
  • Polymers in Drug Delivery Systems

    Polymers in Drug Delivery Systems

    Oliphant Science Awards Science Writing - Polymers Polymers and Drug Delivery Systems Polymers have played a major part in the development of drug delivery technology by proving controlled conditions of the release of medicine into one’s body and are becoming more and more significant in pharmaceutical operations. From using off-the-shelf

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    Words: 1,310  •  Pages: 6
  • Polymorphic Causes of Atherosclerosis

    Polymorphic Causes of Atherosclerosis

    Student’s Name Professor’s name Course Date Polymorphic Causes of Atherosclerosis Introduction Guzik et al. (2000) argued that the role of oxidative stress in the pathogenesis of vascular diseases such as atherosclerosis is critical. The increase in superoxide anion production causes an increase in the oxidative stress and reduces the bioactivity

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    Words: 1,330  •  Pages: 6
  • Polypharmancy

    Polypharmancy

    I polled 17 of 25 seniors who were visiting a local community center. The community center serves as a recreational facility for the elderly during the weekdays. Due to hippa and other confidentiality concerns I will not provide the name of the center or of the individuals I interviewed. Of

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    Words: 899  •  Pages: 4
  • Porcies

    Porcies

    Porcupines African Crested Porcupines Order: rodent. A porcupine's habitat and range: forests, deserts, and grasslands of North and South America, Africa, Europe, and Asia. Porcupines can weigh from 2 to 60 pounds depending on the species. A prickly coat of needle-sharp quills is the porcupine's best defense. Ordinarily the quills

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    Words: 1,918  •  Pages: 8
  • Positions of the Sun at Noon During Each Month

    Positions of the Sun at Noon During Each Month

    MOTIONS OF THE SUN Motions of the Sun Shantay Jones PHY1000 Unit 2 Assignment 2 Capella University January,2017 Positions of the Sun at Noon During Each Month The sun moves through the sky like a star, it takes the sun a complete 24 hours to orbits it way around. The

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    Words: 565  •  Pages: 3
  • Positive And Negative Externalities

    Positive And Negative Externalities

    The two industries I chose to show examples of negative and positive externalities are Phillip Morris International and the Southwest Airlines. The negative externalities are from the Phillip Morris articles in relation to second hand smoke and health costs associated with smoking. There is over 60 billion spent in health

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    Words: 505  •  Pages: 3
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