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Multiple Choice
Which of the following primate groups is most closely related to humans?
A
Orangutans
B
Gibbons
C
Lemurs
D
Chimpanzees
Verified step by step guidance
1
Understand the concept of evolutionary relationships: In biology, evolutionary relationships are determined by analyzing genetic, anatomical, and behavioral similarities among species. Closely related species share a more recent common ancestor.
Review the classification of primates: Primates are divided into groups such as prosimians (e.g., lemurs), lesser apes (e.g., gibbons), and great apes (e.g., orangutans, chimpanzees, and humans). Humans belong to the great ape group.
Examine genetic evidence: Genetic studies have shown that humans share approximately 98-99% of their DNA with chimpanzees, indicating a very close evolutionary relationship.
Consider anatomical and behavioral similarities: Chimpanzees exhibit traits such as tool use, social structures, and facial expressions that are highly similar to humans, further supporting their close relationship.
Conclude based on evolutionary proximity: Among the listed primate groups, chimpanzees are the most closely related to humans due to their shared genetic, anatomical, and behavioral characteristics, as well as their recent common ancestor with humans.