Plant cells in lecture Essay

Why would a compound microscope be useful to a: ) bacteriologist? They use these devices to identify the specific types of bacteria b) forensic scientist? They view tiny specimen of evidence under the microscope which include skin cells, hair, soil, ink, etc…

C) oncologist? To search for cancerous cells 5. Why would a dissecting microscope be useful to a: a) Jeweler? To test the authenticity of his precious stones b) archaeologist? To use while view artifacts such as bones and fossils, perhaps even when dusting them off c) field botanist? They use the microscope for viewing plants parts and identifying the different species .Suppose that a student was looking at a typed letter “o” using a compound microscope at scanning power. The image is perfectly centered in the field, and in sharp focus. Upon switching to a higher-powered objective, the letter “o” apparently disappeared. Explain. The focus is too high causing the image to be via the center of the letter “o” 7.

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Today, you viewed both plant and animal cells using the compound microscope. If you were given a slide of cells that could possibly be from either plants or animals, what characteristics would you use to classify them correctly?Hint: think about characteristics of plant cells as discussed in lecture) Plant cells contain chloroplasts, chlorophyll, cell walls, and large vacuoles Animal cells do not contain any of these. 8. Can the genetic information contained in your cheek cells be read using a compound microscope? Why or why not? No, that would have to be done with a higher power of microscope, compound microscopes are not that power full 9.

How do Planarian differ from Hydra in their appearance? Planarian looks similar to worms where as Hydra has these tiny tentacles at the end


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