Associate Program Material DNA Worksheet Answer the following in at least 100 words: 1. Describe the structure of DNA. DNA really stands for Deoxyribonucleic acid. DNA is a right handed double helix. Nucleotides that mount together by phosphodiester bonds make up DNA. It also contains a spiral strand that is made of phosphate backbone and secure bases (Adenine‚ Guanine‚ Cytosine‚ Thymine). Cytosine and Thymine are Pyrimidines‚ while Adenine and Guanine are Purines.
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FOOD CHAINS and FOOD WEBS There are two types of feeding relationships: autotrophic and heterotrophic. Autotrophic organisms make their own food by the process of photosynthesis e.g. plants. Heterotrophic organisms cannot make their own food (i.e. cannot carry out photosynthesis)‚ therefore must eat other organisms to get their nutrients e.g. animals. A food chain is the feeding relationship among organisms or the series of living organisms that eat each other. A food chain shows the transfer
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“ecosystem” and “Food chain” after going through it many will be able to answer these questions: * What is an ecosystem‚ and how can we study one? * Is the earth an open or closed system with respect to energy and elements? * Tropic level * What are the types of food chain * Food web.etc Content 1. Introduction on ecosystem 2. Components of ecosystem 3. Trophic level 4. Food chain (introduction) 5. Type of food chain 6. Food web 7. Conclusion
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Food Web My food web consists many things that the web can be endless. To make things short I will I will explain a part of it. In my food web there is plankton‚ trout‚ a mayfly‚ dragonfly‚ a frog‚ salamander‚ a snake‚ a bald eagle‚ and me. In this web the plankton is eaten by the trout‚ dragonfly‚ and mayfly. The mayfly is eaten by the trout‚ salamander‚ and frog. The dragon fly is eaten by the trout‚ frog‚ and salamander. The frog is then eaten by the snake. The salamander is eaten by
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Food Intake – 1 Day SCI/220 The purpose of this assignment is to track and display the food choices we make and the way we eat affects our lifestyle and health. This paper address’ my personal food intake for 1 day. Next I will compare my food choices with my WileyPlus profile and determine whether I am maintaining healthy eating habits. I already know I will need to modify my eating habits along with exercising to complete a lifestyle change. One-day food intake My one day food intake is
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04.08 Food Webs—Activity On the diagram below‚ what percentage of energy (from the choices in blue on the left) is transferred from a producer to a: (A) secondary consumer‚ (B) tertiary consumer‚ (C) quaternary consumer? A: 1.0% B: 0.1% C: 0.01% Look at the quote from Rachel Carson on the first page. What do you think the quote means? Use some of the terms we have covered regarding the topic of food webs in your one to two paragraph explanation. I think the quote is true in its meaning
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Sci/230 week 7 physiology Assignment Deborah Waters January 5‚ 2013 University of Phoenix Starfish Starfish are very unique creatures. Starfish are sometimes called sea stars. They are classified as invertebrate Echinoderm. Starfish are commonly found in rocky tide pools and are sometimes found washed up onto shore of all the world oceans. They live in tropical waters and on the seafloors of colder climate. Starfish does not have blood. They have a water vascular system where the starfish
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Physiology Assignment After many hours of research I found the animal I wanted to do this assignment with‚ unfortunately in all the research I went over there was not one image of the internal structures of this animal. The animal I chose was the camel the image I found closest to what was asked for in this assignment is located at http://www.dragoart.com/tuts/13244/1/1/how-to-draw-camels.htm‚ a terrible site for scientific information but it is a good image with labels. The camel is an amazing
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Option 1: Food Webs Case Study Explain the theory in your own words based on the case study and suggested readings. A food web is a type of graph that depicts the relationship between the prey and the predators‚ also known as a system of food chains and how one another are related. This can be better explained as a connection in a community. Food webs are important because it is a direct illustration of the relationships among certain species within a certain community. Right away the graph
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Norovirus Sami Zavala SCI/163 12/1/2011 Joan Rotnem Norovirus Norovirus is a family of viruses that cause gastroenteritis in humans and some animals (Ballantyne‚ 3/30). Gastroenteritis is an intestinal flu. The original norovirus is called the Norwalk virus. The Norwalk virus‚ along with other similar viruses‚ makes up norovirus. Norovirus is spread through fecal matter from an infected person. The fecal matter can be passed by shaking hands from an infected person who did not wash their hands
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