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    Biology Notes

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    Week 13 Review Biomes 1. What is a biome? a. Large area of similarly adapted species 2. How are plants similar and different in the biome of two different locations? a. Plant species vary but plant for is similar 3. How does latitude influence biomes? a. Above 60o N latitude  Artic b. Below 60o N latitude  4. How does continental placement influence biomes? a. Coastal areas more moderate temp fluctuations b. Interior areas more extreme temp fluctuations c. Areas behind mountains

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    Biology Magazine

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    Embryos Survive Stem Cell Harvest Pg. 2 Embryos Survive Stem Cell Harvest Pg. 2 Prevent skin cancer cause by the UV rays with the new Eucerin sun block cream protector Prevent skin cancer cause by the UV rays with the new Eucerin sun block cream protector November‚ 2012 issue November‚ 2012 issue The CELL-O Magazine by mariana carroll and esteban cruz The CELL-O Magazine by mariana carroll and esteban cruz Pg 4 How to prevent cancer? There are a lot of ways to

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    Experiment Biology

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    Title : The movement of substances across a semi permeable membrane Objective : To study the movement of substances across a semi permeable membrane Problem statement : What factor influences the diffusion of substances through a semi permeable membrane? Hypothesis : The diffusion of molecules across a semi permeable membrane is based on the size of the molecule Variables: a) Manipulated : Size of solute molecules b) Responding : Colour of solution c) Fixed : Temperature and time

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    Biology Notes

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    Molecular formula from empirical formula 1) There is a whole number multiple of the empirical formula in the molecular formula MF – (EF) n Molar mass/ empirical formula mass = n EMPRICIAL FORMULA FROM COMBUSTION DATA 1) In a combustion reaction an organism sample is burned in the presence of oxygen and produces CO2 and H2O as main products. 2) A hydrocarbon is a molecule that contains only carbon and hydrogen 3) Combustion analysis of naphthalene‚ a hydrocarbon used in mothballs

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    Biology Lab

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    LAB 4 Read over the parts of the microscope and answer the following questions: 1. What do you call the lens you look through on the microscope? Ocular 2. What is the difference between the ocular lens and the objective lens? Ocular lens is the lens you look through and objective lens is the lens that is close to the stage. 3. Where do you place the slide on the microscope? the stage under the stage clips 4. Which adjustment‚ course or fine‚ do you use when you are observing the

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    biology labs

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    Name: Angel Simon Pre–Lab Question Ocular lens 1. Label the following microscope using the components described within the Introduction. Experiment 1: Virtual Magnification Exercise Post-Lab Questions 1. At what magnification do you first notice the ragweed pollen? Answer: 1000 2. Which is bigger‚ a rhinovirus or E. Coli? Answer: E. Coli 3. Based on the magnification‚ how many of the E. Coli can fit into the same space as the

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    Biology - Cells

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    Cell Structure I. Cell History A. Anton Leewenhock (1600s) - first person to observe cells - in pond water‚ using a homemade microscope B. Robert Hooke (1665) - observed many kinds of animal tissue under a microscope - concludes that all animals are made up of cells C. Schwann (1868) - observed many kinds of animal tissue - concludes that all animals are made up of cells D. Schleiden (1869) - observed many kinds of plant tissue - concludes that all plants are made up of cells E. Cell

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    Biology Exercises

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    Exercise 7.3 (training!!!) 1. Find the oxidation numbers of the underlined elements in the following species. (a) (e) (i) (m) (q) (u) (y) 2. SO3 PbSO4 CoCl42CrO42SO32Ca(NO3)2 Co(NH3)43+ VO2+ CaH2 KMnO4 SCl2 N2 NaOH (c) (g) (k) (o) (s) (w) HCO3[Al(OH)4]MnO42NO2FeCl3 KOCl (d) (h) (l) (p) (t) (x) H2S2O7 H2O2 Cr2O72K2SO4 CH4 Pt(CO)4 Which of the following equations represent redox reactions? Specify the species being reduced in each case if applicable. (a) (b) (c) (d) NaI(s) + 2K(s) + 2NH3(g)

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    The Ted Talk video entitled “Animations of Unseeable Biology” describes the process of DNA replication. As the speaker Drew Berry explains‚ this process is repeatedly occurring and is performed mechanically. He provides us an animation of how a chromosome is replicated and split with the help of microtubules. Microtubules are straight tubes that are made up of proteins and it resides within a cell. This hollow tube allows the mitosis phase to occur. The copying of DNA is transported across the microtubules

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    The subject of my paper is Harp Seals. I choose this topic because I find it interesting how their senses help them survive the harsh environment. I also chose it because I love Harp Seals‚ they are the cutest and fluffiest Arctic animals. Harp Seals‚ also called Pagophilus groenlandicus (in means "ice-loving seal of Greenland)‚ is one of the nineteen species of marine mammals in the family of True Seals. (Hogan‚ 2010) They form the group of marine mammals known as pinnipeds. Their ancestors were

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