Biology
Biology
12th Edition
ISBN: 9780134813448
Author: Audesirk, Teresa, Gerald, Byers, Bruce E.
Publisher: Pearson,
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Chapter 17, Problem 2RQ

Many of the oak tree species in central and eastern North America hybridize (interbreed). Are they “true species”?

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What factors can support the long-term stability of a hybrid zone if theparent species live in different environments?
To determine: Whether the two hybridized oak tree species in central and eastern North America are "true species" or not.
If a geographic barrier is removed and the two reunited populations intermingle and breed, what attributes must the offspring have in order for the two populations, according to the biological species concept, to be considered still the same species?

Chapter 17 Solutions

Biology

Ch. 17.3 - It is not surprising that the forests of New...Ch. 17.3 - Prob. 3TCCh. 17.3 - Prob. 4TCCh. 17.3 - Prob. 5TCCh. 17.3 - One possible explanation for the distinctive...Ch. 17.3 - describe the two general steps that are required...Ch. 17.3 - explain the difference between allopatric and...Ch. 17.3 - explain adaptive radiation and describe the...Ch. 17.3 - interpret an evolutionary tree diagram?Ch. 17.4 - If specialization puts a species at risk for...Ch. 17.4 - Prob. 1CTCh. 17.4 - describe the main causes of extinction?Ch. 17.4 - Prob. 2CYLCh. 17.4 - Given that genetic isolation is the first step in...Ch. 17 - The biological species concept is difficult or...Ch. 17 - Which of the following does not describe a...Ch. 17 - All instances of speciation require a. genetic...Ch. 17 - Analysis of Rhagoletis fly populations in North...Ch. 17 - In the initial phase of allopatric speciation,...Ch. 17 - A species is a group of ________ that evolves...Ch. 17 - Fill in the following with the appropriate...Ch. 17 - Formation of a new species occurs when two...Ch. 17 - The process by which many new species arise in a...Ch. 17 - A species may be at higher risk of extinction if...Ch. 17 - Define the following terms: species, speciation,...Ch. 17 - Many of the oak tree species in central and...Ch. 17 - Review the material on the possibility of...Ch. 17 - A drug called colchicine prevents cell division...Ch. 17 - What are the two major types of reproductive...Ch. 17 - It is difficult to perform experiments that test...
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