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lab 2.docx - Cell Transport Lab Report Instructions: There...

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Cell Transport Lab ReportInstructions: There are two options for completing the lab. You can either complete the lab athome over the course of three days or watch the teacher-led video and record your observations.Links to the hands-on lab and video observation lab are on the assessment page.Title: Cell Transport labObjective(s): The objective is observe the effects of osmosis and passive diffusion.Hypothesis: I predict that the vinegar will cause the egg to expand in sizeVariables:Independent Variable: TimeDependent Variable: Circumference of eggControlled Variable: Temperature, VinegarMaterials:Raw eggString or thread or yarnRulerWhite vinegarTap waterJar with lid (like a mayonnaise jar or something big enough to put the egg in)Procedure:1.Before beginning the experiment, record at least two observations of the raw egg in yourlab report.2.Wrap the string around the center of the egg to determine its initial circumference.Measure the string and record the initial circumference in centimeters (cm).3.Gently wrap the egg in the jar and completely cover the egg with vinegar. Use the lid toseal the jar and note the time. This will be considered the “start time” of the experiment.4.After approximately 24 hours from the start time, carefully remove the egg from the jarof vinegar. If the shell has completely dissolved, exposing the inner membrane, move onto the next step. If not, return the egg to the vinegar until the shell has completelydissolved.

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Term
Spring
Professor
NoProfessor
Tags
Plasmolysis

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