Evidence suggests that many neurons die during development because
A) they are genetically programmed to die.
B) of their inability to compete successfully for their target's life-preserving chemicals.
C) of failures to regenerate.
D) both A and B
E) both B and C

Question

Quizplus · Accepted Answer

During development, many neurons die due to a combination of being genetically programmed to die (apoptosis) and their inability to compete successfully for life-preserving chemicals (neurotrophic factors) from their target cells.

Evidence Suggests That Many Neurons Die During Development Because