Biology, 03.12.2019 23:31 imanim3851
John wants to look at cells from the root of a young plant under the microscope. john cuts the tip off a root and puts it on a microscope slide. he adds two drops of iodine solution to stain the cells. he crushes the root by placing a plastic coverslip on top of it and pushing down on the coverslip gently with the eraser on his pencil.
a) suggest one reason why john uses a plastic coverslip instead of a glass one.
b) why does john need to stain the cells?
Answers: 3
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Which is an example of a vestigial structure? a. tail of a monkey b. fin of a fish c. flower of a plant d. tailbone of a human
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What is gene flow? apexa: selection for average traits b: when a population splits in twoc: a mutation becoming more commond: genes moving between two populations
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John wants to look at cells from the root of a young plant under the microscope. john cuts the tip o...
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