Biol 160 Human Biology Quiz 1 Name:Layla Atkins DEFINITIONS (2 pts each) Define the following terms. Remember - you can’t use the word you are defining in its definition! 1. Homeostasis – The ability of an organism or cell to maintain the same internal environment regardless of changes in the external environment. 2. Metabolism –The chemical reaction that occur in a cell. 3. Experiment –Procedures used to test a hypothesis. 4. Control group – Subject(s) that goes through the
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Examples of natural selection Emperor Penguins An example of natural selection comes from animals in the Arctic. If the initial population has brown skin penguins and penguins with white skin‚ predators the penguins will see brown skin and therefore the penguins eat brown leather more often. Having fair skin and help to survive‚ and the gene for white skin will dominate the population. But if the population then migrates to a forested area‚ the penguins with dark skin have an advantage because
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ANIMAL BEHAVIOR Animal behavior: what an animal does when interacting with its environment A lot of animal’s behaviors are genetically predetermined - Ethology Study of animal behavior Didn’t exist - People Karl von Frisch Applied scientific method to study bees Figured out how bees tell other bees Konrad Lorenz and Niko Tinbergen Scandinavian Their research helped to show that some behaviors have genetic bases Nobel prize - Evolution Underlays all behavior Behaviors enhance
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A Marine NCO in my eyes is characterized by being a leader‚ hard worker‚ and well disciplined individual. I want to model myself after the great NCO’s that have inspired me since I have joined the Marine Corps. These Marines were there for me on every occasion. When I had just picked up LCpl I got in trouble during C school. After my Page 11 it was the NCO’s around me that kept me from giving up. The pushed me to try even harder and to learn from my mistakes to better myself. I want to be able to
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Cpl John Schmuckatelle Corporals Course 10-1 4th Squad “Embodiment of Marine Corps History and Traditions: The modern NCO” The modern Marine NCO is the embodiment of the Corps’ history and traditions for more reasons that can be mentioned in this essay. Before we dive into the reasons‚ we must understand what does that statement really means. It means to that the current generation NCOs represent as a whole‚ or rather becomes‚ the Corps’ history and traditions. NCOs are the ones who
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Gen Bio II‚ Spring 2013 Extra Credit Quiz 2 1) If two modern organisms are distantly related in an evolutionary sense‚ then one should expect that A) they live in very different habitats. B) they should share fewer homologous structures than two more closely related organisms. C) their chromosomes should be very similar. D) they shared a common ancestor relatively recently. E) they should be members of the same genus. 2) Within a few weeks of treatment with the drug 3TC‚ a patient’s
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Cintya G. Alarcon Donna Biology 121 section WDF Lab Report # 1 1.On the graph paper in Figure 3‚ plot a graph of your experimental results. Choose an appropriate number scale for the Y-axis and label it Number of Infections. Choose an appropriate number scale for the X-axis label it Number of Exchanges. 2. In a few sentences‚ summarize the results of the experiment. In your summary‚ include data from your summary chart and graph. Statements of results should include only facts—no interpretation
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The Marine Corps core values are very important. Honor‚ courage and commitment are part of each and every marine’s dedication to his or her corps. The Marine Corps core values are the corner stone of the Marine Corps and have been passed on through generation to generation through classes and through example. They are the guiding principles and beliefs that give us strength‚ influence our attitudes‚ and regulate our behavior. They must be displayed not only on the field of battle but off as well
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AP Biology Concept Checks Gina Andraos Concept Checks 1.1 1. For each biological level in Figure 1.3‚ write a sentence that includes the next “lower” level. Example: “A community consists of populations of the carious species inhabiting a specific area. ❖ The biosphere consists of all the environments that take place on Earth‚ including most regions of land‚ most bodies of water‚ as well as the ecosystems that combined to help make up the biosphere. ❖ An ecosystem consists of
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fisheries. Fisheries are usually designated to certain ecoregions like the salmon fishery in Alaska‚ the Eastern Pacific tuna fishery or the Lofoten island cod fishery. Due to the relative abundance of fish on the continental shelf‚ fisheries are usually marine and not freshwater. Although a world total of 86 million tons of
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