Answer:
Migration
Explanation:
Migration refers to the movement from one region to another
Neuronal Migration refers to the movement of the neurons from their origin (brain center) to their final positions.
Example Neuron 4591 migrated to the part of brain that con trols logic whereas Neuron 4592 migrated to the region of the brain that controls emotions.
The migration can be radial or tangential.
Genetic engineering is applied to techniques like DNA cloning in which the steps are: step 1: DNA cutting from the parent source; step 2: DNA cut is pasted into the matrix to be modified; step 3: matrix is introduced to the host cell and step 4, vector DNA is isolated. Answer then is B.
A trait that is visible is eye color