Protists and Viruses A flagellum is a whiplike tail that helps organisms living in moist places to move The characteristics of protists is they are euckaryotic organisms‚ they are one or many-celled but do not have the complex organization found in plants and animals‚ and some make there own food and other can’t. Protists are plantlike‚ animallike and funguslike. A virus is a microscopic particles that make up either DNA or RNA core covered by a protein coat. Viruses are so small an electrn microscope
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Designed to relentlessly replicate‚ computer viruses infect your programs and files‚ alter the way your computer operates or stop it from working altogether. It’s estimated that the Conficker virus infected more than 10 million computers in 2009. Tens of thousands of computer viruses now operate over the Internet‚ and new computer viruses are discovered every day. How does a computer virus find me? Even if you’re careful you can pick up computer viruses through normal Web activities like: Sharing
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so inclined‚ mix in a simple matrix‚ fold the mixture into a protein coat‚ and pour into a plasma membrane. Could this be the recipe for elementary life? Viruses are one of the simplest forms of organized organic material to arise in evolution. They are infamously the most efficient at reproducing while simultaneously eliminating competition which are two of the most fundamental characteristics of life. Despite these remarkable abilities‚ most biologists are in agreement that these simple structures
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Q1. Why is reproduction necessary in living organisms? If organisms don’t reproduce‚ then after their death‚ there would be no organisms left of their species. Thus their species would perish. Q2. Differentiate between Sexual and Asexual reproduction. |Sexual Reproduction |Asexual reproduction | |1. It is characterized by the fusion of two cells (Gametes) usually coming from
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Cell Reproduction Eric Gonzalez Strayer University Week 4 Lab Professor Lynn Roginsky 22 Jul 11 Cell Reproduction The goal of this week’s lab is to explore the effects cancerous cells can have on tissue in the lungs‚ stomach‚ and ovaries. Using a microscope and slideshow and based on readings in the lab the following are answers to questions asked in the experiment. Based on the data gathered from observation differences in normal cells and cancerous ones have revealed themselves. Most
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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 quickly and take over an area. An example of this would be the dandelion. These plants can sprout from any part of the plant. An example of this is the potato‚ farmers will pick the potatoes and cut
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Mr. Thompson my Agricultural Science teacher for giving me this project so I can be inform more about Asexual Reproduction. Fore mostly‚ I would like to thank God Almighty for giving me the knowledge and understanding completing this project. A form of asexual reproduction in plants‚ in which multicellular structures become detached from the parent plant and develop into new individuals that are genetically
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Cell Reproduction Dr. Susan Kennedy Introduction to Biology January 28‚ 2012 Introduction Cellular reproduction is the process by which cells duplicate their contents and then divide to yield two cells with similar‚ if not duplicate contents. Life as we know it depends on the ability of cells to store‚ retrieve and translate the genetic instructions required to make and maintain a living organism. In this assignment‚ I will discuss two different types of cell reproduction
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Bourgeoisie from the Proletariat. As Walter Benjamin defines it – it was mechanical reproduction of artwork that the capitalists in power and laymen alike were able to experience without the limitations of financial shortcomings for either class. In this essay I will discuss this concept in light of Benjamin’s famous piece entitled “The Work of Art in the Age of Mechanical Reproduction.” Mechanical reproduction allows for us to easily reproduce artwork in different forms. However‚ this process
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HUMAN REPRODUCTION PROCESS SEXUAL INTERCOURSE During this process‚ the erect penis of the male is inserted into the female’s vagina‚ and then either partner initiates rhythmic pelvic thrusts until the male ejaculates semen‚ which contains sperm‚ into the vaginal canal. PREGNANCY This is the time that fetus develops‚ dividing via mitosis inside the female. BIRTH which begins with the fetus being pushed out of the birthing canal. The newborn‚ which is called an Infant should typically begin respiration on
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