Nhich of these is an example of allopatric speciation? Two species of finches that have differing mating calls. Two species of beetle that live in different levels of the rainforest canopy. The inability of the chromosomes of plant species A to line up with plant species B. D Two species of lobsters in the Atlantic and Pacific Oceans separated by Central America.

Human Anatomy & Physiology (11th Edition)
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ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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**Question:**

Which of these is an example of allopatric speciation?

**Options:**

A) Two species of finches that have differing mating calls.

B) Two species of beetle that live in different levels of the rainforest canopy.

C) The inability of the chromosomes of plant species A to line up with plant species B.

D) Two species of lobsters in the Atlantic and Pacific Oceans separated by Central America.

**Explanation of Concepts:**

- **Allopatric Speciation:** This is a form of speciation that occurs when biological populations become physically isolated by an extrinsic barrier and evolve intrinsic (genetic) reproductive isolation. 

**Analysis of Options:**

- **A)** Describes behavioral differences in finches, which would more likely be an example of sympatric speciation if geography does not isolate them.
  
- **B)** Describes ecological variation without geographic separation, which is generally not allopatric.

- **C)** Discusses genetic incompatibility, which does not necessarily involve geographic separation.

- **D)** Describes geographic isolation due to a physical barrier (Central America), aligning with allopatric speciation principles.
Transcribed Image Text:**Question:** Which of these is an example of allopatric speciation? **Options:** A) Two species of finches that have differing mating calls. B) Two species of beetle that live in different levels of the rainforest canopy. C) The inability of the chromosomes of plant species A to line up with plant species B. D) Two species of lobsters in the Atlantic and Pacific Oceans separated by Central America. **Explanation of Concepts:** - **Allopatric Speciation:** This is a form of speciation that occurs when biological populations become physically isolated by an extrinsic barrier and evolve intrinsic (genetic) reproductive isolation. **Analysis of Options:** - **A)** Describes behavioral differences in finches, which would more likely be an example of sympatric speciation if geography does not isolate them. - **B)** Describes ecological variation without geographic separation, which is generally not allopatric. - **C)** Discusses genetic incompatibility, which does not necessarily involve geographic separation. - **D)** Describes geographic isolation due to a physical barrier (Central America), aligning with allopatric speciation principles.
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