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| the volume of water in a graduated cylinder units |
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| two types of lenses in our compound scope. |
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| Know which microscope (dissecting, compound, or electron) would be used to look at cell, seastar, virus |
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compound, dissecting, electron
cde- big to small |
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| When performing the procedures for the following tests, what was always used for the negative control? |
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| Negative control is water |
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| What are the monomers for proteins? |
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| What reagent is used to test for protein? |
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| What color indicates the presence of protein? |
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| What color indicates the absence of protein? |
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| What are the monomers for starch? |
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| Mono-saccharides or glucose |
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| What reagent is used to test for starch? |
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| What color indicates the presence of starch? |
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| What color indicates the absence of starch? |
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| What reagent is used to test for monosaccharides? |
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| What color(s) indicates the presence of monosaccharides? |
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| What color indicates the absence of monosaccharides? |
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| How did we test for presence of lipids? |
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| positive for lipid and negative |
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| What does the solution in the test tube look like when mixing a polar and a nonpolar solution? |
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| What are examples of polar and nonpolar solutions? |
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| Polar is water, nonpolar are oil acetone |
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| What are the monomers for nucleic acids? |
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| What reagent is used to test for nucleic acids? |
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| What color indicates the presence of n.a.? |
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| 2 positives, dna - purple blue, rna - brown |
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| negative result color of nucleic acid |
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| Prokaryotic Cells and Eukaryotic |
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| Pro has no nucleus, Eu has nucleus |
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| Are Oscillatoria, Gloeocapsa, and Lactobacillus cells prokaryotic or eukaryotic? |
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| squamous epithelial cells taken from the inside of the cheek |
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| human cheek cell membrane |
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| does Onion epidermal cells has nucleus? |
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| plant cells has cell wall or membrane? |
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| potato cell with iodine - amyloplasts |
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| substance inside the amyloplasts |
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Diffusion
Is the net movement of substances from |
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| high concentration to low concentration |
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| Is diffusion faster when using a dye with a high molecular weight or a low molecular weight? |
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| Experimental set-up: starch in the beaker, iodine in the bag. After 30 minutes |
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| iodine leaves the bag, turn purple; weight of bag gets ligher |
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| Experimental set-up: iodine in beaker, starch in the bag. After 30 minutes |
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| bag will have starch, turn purple; weight gets heavier |
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| Which solution is hypotonic to blood cells? |
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| Which solution is hypertonic to blood cells? |
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| Which solution is isotonic to blood cells? |
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| Do blood cells gain or lose water in a hypotonic solution? |
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| How does a test tube of blood appear when cells are in a hypotonic solution? |
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| Do blood cells gain or lose water in a hypertonic solution? |
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| How does a test tube of blood appear when cells are in a hypertonic solution? |
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| What effect does an isotonic solution have on blood cells? |
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| What molecule moved in or out of the cells? By what process? |
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| Red onion on a slide ( in distilled water) |
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| appear bold, hypotonic, turgid |
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| shiver up, lots of white, little bit of red, hypertonic, plasmolyzed |
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