Evolution by Natural Selection Is

question 100

Multiple Choice

Evolution by natural selection is

• A) a process that occurs as a result of differences in fitness.
• B) a rare event that has never been observed by scientists.
• C) constantly occurring at the same rate in all organisms.
• D) currently occurring but only in scientific laboratories.
• E) a process that has occurred only in the past.

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Definitions:

Barbiturates

Sedative and hypnotic drugs derived from barbituric acid that are used to treat anxiety, insomnia, and seizure disorders, but are associated with high risk of dependence.

Opiates

A class of drugs derived from opium that are used for pain relief, but can also be addictive.

Illegal Drug

Substance whose production, sale, or possession is prohibited by law.

Judgment

The ability to make considered decisions or come to sensible conclusions.