Multiple Choice
When isolation, such as geographical barriers, causes two populations to become reproductively separated and evolve independently, this process is known as:
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21. Evolution
Introduction to Evolution and Natural Selection
Multiple Choice
Which of the following best describes a phylogenetic tree of primates?
A
A chart that lists the physical characteristics of all primate species in alphabetical order.
B
A timeline that shows the migration patterns of primates across continents.
C
A table that compares the diets of different primate species.
D
A branching diagram that shows the evolutionary relationships among primate species based on common ancestry.
Verified step by step guidance1
Step 1: Understand the concept of a phylogenetic tree. A phylogenetic tree is a branching diagram that represents the evolutionary relationships among various species based on their common ancestry. It is not a chart, timeline, or table but a visual representation of evolutionary history.
Step 2: Analyze the options provided in the question. Eliminate choices that do not align with the definition of a phylogenetic tree. For example, a chart listing physical characteristics, a timeline of migration patterns, or a table comparing diets are not related to evolutionary relationships.
Step 3: Focus on the correct description. A phylogenetic tree specifically shows how species are related through shared ancestors, often using branching points to indicate divergence events in evolutionary history.
Step 4: Confirm the correct answer by matching it to the definition of a phylogenetic tree. The correct answer is the one that describes it as 'a branching diagram that shows the evolutionary relationships among primate species based on common ancestry.'
Step 5: Reflect on why the other options are incorrect. This helps reinforce understanding. For example, physical characteristics, migration patterns, and diets are not the primary focus of a phylogenetic tree, which is centered on evolutionary relationships.
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