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Lab Test

QuestionAnswer
How to focus on microscope Grab the coarse adjustment knobs and turn them until the image starts to come into focus. Then turn the focus knobs so that the objective moves farther from the slide.
Parcentral- which means that the center of the image in the field of view at one magnification remains centered in all powers of magnification
Parfocal means that if an image is in focus at one magnification it will be nearly in focus at all powers
How are Prokaryotic & Eukaryotic cells different? The big difference is that eukaryotic cells have membrane-bounded organelles, and prokaryotic cells have no membrane-bounded organelles.
What are the kingdoms and groups of the domain Eukarya? Fungi, Animalia & Plantae plus Protists.
Purpose of Controls in scientific experiments Controls are needed to eliminate alternate explanations of experimental results
Positive Controls a level of treatment that is expected to result in a change in the value of a dependent variable.
Negative Controls The negative control level of treatment often corresponds with the control-treatment level of treatment
Structures found in a plant cell that are not found in an animal cell Cell Wall-Gives protection, shape, & support Chloroplasts-Makes carbohydrates via photosynthesis & Vacuoles- Stores and Shapes
Created by: cstinson
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