Glands that are located in the passageway of the external ear are called.

population. population is the number of people or animals in a particular place. an example of population is over eight million people living in new york city.

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the dna molecules have a negative charge because of the phosphate groups in their sugar-phosphate backbone, so they start moving through the matrix of the gel towards the positive pole. power is turned on and dna fragments migrate through gel (towards the positive electrode).

explanation:

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