A biologist wants specifically to examine the surfaces of different types of cells in kidney tubules of small mammals. The cells in question can be distinguished by external shape, size, and 3-D characteristics. Which of the following would be the optimum method for her study?

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Cells are capable of independent existence and can carry out all the functions which are necessary for the existence of the living being. Some of the functions that are performed by the cell include: Nutrition, Respiration, Excretion, Transportation, Reproduction.


A biologist wants specifically to examine the surfaces of different types of cells in kidney tubules of small mammals. The cells in question can be distinguished by external shape, size, and 3-D characteristics. Which of the following would be the optimum method for her study?






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