Branches on the Evolutionary Tree Are Sometimes Rearranged by Scientists

question 15

Multiple Choice

Branches on the evolutionary tree are sometimes rearranged by scientists because

• A)new,related fossils or new information about existing fossils changes the understanding of the relationships.
• B)new,unrelated fossils are intentionally put on the tree with existing fossils.
• C)scientists are trying to prove a nonexistent relationship between species.
• D)scientists have definitely proven a relationship between two or more species.

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Definitions:

Reference Group

A social group that individuals use as a standard for evaluating their own behavior, values, and attitudes.

Example

A representative form or instance that is typical of a group or set and is often used for illustration or explanation.

Technological Differences

The variations in technology across different cultures, societies, or historical periods, impacting development, efficiency, and lifestyles.

Social Differences

Variations in the socioeconomic status, cultural background, or demographic characteristics among individuals or groups within a society.