Alterations in DNA, Whether They Occur by Mistake During Replication

question 70

Essay

Alterations in DNA, whether they occur by mistake during replication, or as a result of some type of damage, can lead to mutations. Mutations, however, are rare in terms of leading to actual damage to a cell. Why?

---

Definitions:

Intrinsic Rewards

Personal satisfaction and enjoyment derived from engaging in an activity, not contingent upon external rewards or recognition.

Extrinsic Rewards

Rewards given by external factors, such as money or praise, which motivate behavior not inherently rewarding.

Brain Stimulation

Techniques for applying electrical or magnetic fields to the brain to influence neurological function.

Olds and Milner

Psychologists known for discovering the brain's pleasure center by conducting experiments involving electrical brain stimulation in rats.