Campbell Biology: Concepts & Connections, Books a la Carte Edition (9th Edition)
9th Edition
ISBN: 9780134442778
Author: Martha R. Taylor, Eric J. Simon, Jean L. Dickey, Kelly A. Hogan, Jane B. Reece
Publisher: PEARSON
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Question
Chapter 14, Problem 18TYK
Summary Introduction
To explain:
In what way the murky waters of Lake Victoria might be contributing to the decline in cichlid species and also how it is affecting the formation of new species.
Concept introduction:
The hybrid zone is an overlapping region where the two different species mate and reproduce offspring (hybrid). There can be three outcomes of a hybrid zone, namely reinforcement, fusion and stability. The fusion occurs when the reproductive barriers are not strong between the two species. As a result, gene flow occurs greatly between two species leading to their fusion into one species. It is the reverse of
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Chapter 14 Solutions
Campbell Biology: Concepts & Connections, Books a la Carte Edition (9th Edition)
Ch. 14 - Name the two types of speciation represented by...Ch. 14 - Fill in the blanks in the following concept map.Ch. 14 - Which concept of species would be most useful to a...Ch. 14 - According to the biological species concept,...Ch. 14 - Bird guides once listed the myrtle warbler and...Ch. 14 - Which of the following is an example of a...Ch. 14 - Biologists have found more than 500 species of...Ch. 14 - A new plant species C, which formed from...Ch. 14 - A horse (2n = 64) and a donkey (2n = 62) can mate...Ch. 14 - What prevents horses and donkeys from hybridizing...
Ch. 14 - When hybrids produced in a hybrid zone can breed...Ch. 14 - Which of the following factors would not...Ch. 14 - Explain how each of the following makes it...Ch. 14 - Explain why allopatric speciation would be less...Ch. 14 - What does the term punctuated equilibria describe?Ch. 14 - Can factors that cause sympatric speciation also...Ch. 14 - Cultivated American cotton plants have a total of...Ch. 14 - Prob. 18TYKCh. 14 - Prob. 19TYK
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- Which invertebrates would you expect to find in pristine waters? a. fish b. water mite c. reptilesarrow_forwardwhen it rains why do we see more worms out? Use the scientific method steps to describe why we see more earthworms after rainarrow_forwardFossils reveal that __ are the fish organisms with bony skeletonsarrow_forward
- Write shorts notes on how coelenterates defend themselves when swimmers ventures into their habitatarrow_forwardThe diversification of Cichlids after the formation of Lake Malawi over 2 million year ago is an example of ___________ (fill in the blankarrow_forwardWhich statement is not true? A. Snails have radula B. Chitons are annelids C. Terrestrial slugs have a big hole on the side of their neck used for breathing D. Most clams catch algae on gillsarrow_forward
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