CAMPBELL BIOLOGY-W/MOD.MASTERBIOLOGY
11th Edition
ISBN: 9780134683461
Author: Urry
Publisher: PEARSON
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Textbook Question
Chapter 24, Problem 24.3CR
What factors can support the long-term stability of a hybrid zone if the parent species live in different environments?
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If the hybrids do not become reproductively isolated from their parent species and form a new species, what are the three possible outcomes for the hybrid zone over time?
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Of the three outcomes of hybridization (fusion, stability, and reinforcement), which of them will result in the continued generation of interspecies hybrids? Explain.
Chapter 24 Solutions
CAMPBELL BIOLOGY-W/MOD.MASTERBIOLOGY
Ch. 24.1 - Prob. 1CCCh. 24.1 - WHAT IF? Suppose two bird species live in a...Ch. 24.2 - Summarize key differences between allopatric and...Ch. 24.2 - Prob. 2CCCh. 24.2 - WHAT IF? Is allopatric speciation more likely to...Ch. 24.2 - MAKE CONNECTIONS Review the process of meiosis in...Ch. 24.3 - 1. What are hybrid zones, and why can they be...Ch. 24.3 - WHAT IF? Consider two species that diverged while...Ch. 24.4 - Speciation can occur rapidly between diverging...Ch. 24.4 - Prob. 2CC
Ch. 24.4 - MAKE CONNECTIONS Compare Figure 13.12 with Figure...Ch. 24 - Explain the role of gene flow in the biological...Ch. 24 - Can factors that cause sympatric speciation also...Ch. 24 - What factors can support the long-term stability...Ch. 24 - Is speciation something that happened only in the...Ch. 24 - The largest unit within which gene flow can...Ch. 24 - Prob. 2TYUCh. 24 - Prob. 3TYUCh. 24 - Prob. 4TYUCh. 24 - Which of the following factors would not...Ch. 24 - Plant species A has a diploid chromosome number of...Ch. 24 - Prob. 7TYUCh. 24 - SCIENTIFIC INQUIRY DRAW IT In this chapter, you...Ch. 24 - WRITE ABOUT A THEME: INFORMATION In sexually...Ch. 24 - Prob. 10TYU
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- What specific reproductive isolation mechanism is being described by each following statementsarrow_forwardExplain about Interspecific hybridisation.arrow_forwarda) How many of the gene trees do you expect to look like the species tree? b) You observe three gene trees in which species X and Z are the closest relatives and seven gene trees where X and Y are the closest relatives. What can you conclude from these data? Group of answer choices Historical hybridization between species W and X Historical hybridization between species X and Y Historical hybridization between species X and Z Historical hybridization between species Y and Zarrow_forward
- What is interspecification hybridisation?arrow_forwardWhat is the biological definition of a species? A) A group of individuals that can breed and produce viable offspring B) A group of interbreeding individuals that share the same environment C) A group of individuals that share a common ancestorarrow_forwardPrezygotic isolating mechanisms prevent hybrid offspring from occurring between species because (a) the resulting offspring are not fertile and cannot reproduce. (b) the egg and sperm fuse and form a zygote, but it does not survive. (c) the egg and sperm do not ever meet or, if they do, cannot fuse to form a zygote. (d) all of the abovearrow_forward
- How does the presence of genetic variation contribute to the resilience and adaptation of a species in changing environmental conditions?arrow_forwardDecide whether each of the following scenarios would lead to prezygotic or postzygotic reproductive isolation: a) Dragonflies from two different populations have genitals that do not match, so they can't mate successfully [Select ] b) Two different species of fish have very different courtship displays, but they can mate and produce a non-fertile offspring [Select] c) One species of plant flowers in the winter, while another flowers in early spring [ Select ] d) The gametes of two tree species can fuse, but a zygote does not form [ Select ] e) A mountain range separates two populations of snakes I Select]arrow_forwardHow would you predict an evolutionary shift from horizontal to vertical transmission of a symbiont in a mutualism would affect the following: 1) partner dependence, 2) partner fitness conflict, and 3) partner genomes. Clearly explain the logic behind your predictions How would you predict an evolutionary shift from horizontal to vertical transmission of a symbiont in a mutualism would affect the following: 1) partner dependence, 2) partner fitness conflict, and 3) partner genomes. Clearly explain the logic behind your predictionsarrow_forward
- Why might captive-breeding programs that reintroduce species into natural environments fail?arrow_forwardOver time, enough genetic variations can develop within a population to cause it to undergo speciation. Identify the various mechanisms that will prevent different species from being able to reproduce successfully. Which of these mechanisms is the most influential in keeping species sperate?arrow_forwardWhat is meant by the term reproductive isolation? Give several examples.arrow_forward
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