Sometimes, as Part of the Natural Selection Process, Characteristics Called

question 304

True/False

Sometimes, as part of the natural selection process, characteristics called "neutral" variations that neither enhance nor hinder survival are passed on.

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Definitions:

Norepinephrine

A neurotransmitter and hormone involved in arousal, alertness, and the stress response.

Dopamine

A neurotransmitter involved in controlling the brain's reward and pleasure centers, as well as regulating movement and emotional responses.

Endorphins

Are neurochemicals produced by the nervous system to cope with pain or stress, often referred to as "feel-good" chemicals.

Heroin Withdrawal

The process or symptoms that occur when an individual who is dependent on heroin abruptly decreases or stops their use of the drug. It often includes symptoms such as nausea, muscle aches, and anxiety.