The Process of Neurogenesis Occurs When

Multiple Choice

The process of neurogenesis occurs when:

A) the developing fetus produces millions of new neurons in the three months before birth.
B) stress increases the production of new cells in order to facilitate adaptation to the stressor.
C) precursor cells give birth to new neurons when immersed in a growth-promoting protein.
D) the injection of stem cells leads to the regeneration of a myelin sheath surrounding the neuron.