Body Parts That Are Similar in Different Lineages Because the Lineages

question 5

Multiple Choice

Body parts that are similar in different lineages because the lineages have a common ancestor are ____. ​

• A)homologous structures
• B)comparative structures
• C)analogous structures
• D)repetitive structures
• E)vestigial structures

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Definitions:

Descent With Modification

A principal of Darwin's theory of evolution, describing how species change over time through the inheritance of physical or behavioral traits.

Evolution by Natural Selection

A mechanism proposed by Charles Darwin whereby organisms better adapted to their environment tend to survive and produce more offspring.

Evolutionary Events

Significant occurrences in the history of life that have led to changes in species over time, including mutations, gene flow, and natural selection.

Darwinian Puzzle

A term describing biological characteristics or behaviors that appear to contradict the principles of natural selection or survival advantage.