DNA Micro Arrays

This amazing technique is used to compare DNA from different cells to see which genes are functioning in each cell. If particular genes are working in cells of dieased tissues that are not functional in normal tissue, it can be an indication that a particular gene may be linked to a condition.

Watch the animation below which simply explains how micro arrays are carried out. Don't worry, you won't be asked anything technical in the exam.

Micro array animation

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