Evolution by Natural Selection Is

question 77

Multiple Choice

Evolution by natural selection is:

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

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Definitions:

Social Strata

Layers within a society, formed based on various criteria such as wealth, occupation, and education, which define a person's social standing or class.

Pecking Order

A social hierarchy among a group, where individuals or entities are ranked relative to each other.

Luxury-Goods Spending

The expenditure on products and services that are considered high-quality, prestigious, and often more expensive than necessary.

Consumer Optimism

The tendency of consumers to hold positive expectations about the overall economy or their personal financial situation.