What Characteristics Make a Gene a Good Candidate for Determining

question 73

Multiple Choice

What characteristics make a gene a good candidate for determining the evolutionary relationships between organisms?

• A) highly conserved
• B) universally distributed
• C) transferred horizontally between species
• D) highly conserved and universally distributed

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Definitions:

Serotonin

A neurotransmitter believed to play a key role in maintaining mood balance.

Positive Symptoms

Symptoms of schizophrenia and other mental health disorders that add abnormal experiences, such as hallucinations and delusions, unlike negative symptoms which are deficits of normal emotional responses or of other thought processes.

Negative Symptoms

Features such as lack of motivation, poor social functioning, and diminished emotional expression, often associated with schizophrenia.

Schizophrenia

A mental disorder characterized by disturbances in thought, perception, and behavior, leading to delusions, hallucinations, and disorganized speech.