Campbell Biology: Concepts & Connections (8th Edition)
8th Edition
ISBN: 9780321885326
Author: Jane B. Reece, Martha R. Taylor, Eric J. Simon, Jean L. Dickey, Kelly A. Hogan
Publisher: PEARSON
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Textbook Question
Chapter 14, Problem 10TYK
What prevents horses and donkeys from hybridizing to form a new species?
a. limited hybrid fertility
b. limited hybrid viability
c. hybrid breakdown
d. gametic isolation
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Chapter 14 Solutions
Campbell Biology: Concepts & Connections (8th 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 - Prob. 4TYKCh. 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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- What pattern of speciation is illustrated by the development of the allopolyploid species? A. allopatric speciation B. sympatric speciation C. cladopatric speciation D. anapatric speciationarrow_forwardWhat is a cline? a. the slope of a mountain where a population lives b. the degree to which a mutation helps an individual survive c. the number of individuals in the population d. gradual geographic variation across an ecological gradientarrow_forwardWhich type of hybrid zone would lead to speciation? A. a hybrid zone b. stable hybrid zone c. A fusion hybrid zone d. reinforcement hybrid zone e. hybird vigorarrow_forward
- What is required for sympatric speciation to occur? A. Continuous gene flow between different populations B. Geographic separation of populations C. Two populations that are different begin to reproduce and create hybrids D. Emergence of a reproductive barrierarrow_forward1b.) Which is NOT commonly an effect of inbreeding in a population? a. an increase in the frequency of homozygous dominant individuals b. an increase in the frequency of homozygous recessive individuals c. an increase in the frequency of recessive genetic diseases d. better health and fertility of inbreds lines compared to lines that are not inbred.arrow_forwardWhat is the greatest source of genetic variation in plant and animal populations? a. Geographic variation b. Recessive masking in heterozygotes c. Selection d. Sexual reproductionarrow_forward
- If two mouse populations do not interbreed but are found in the same area, they may form different species due to d. Adaptive radiation c. Spontaneous generation a. Geographic isolation b. Mutations OOOOarrow_forwardWhat human traits are represented on a cline? A. Skin color B. Hair color C. Eye color D. All of the abovearrow_forwardIssues with inbreeding often occurs with dog breeds, such as German shepherds. How can we the best describe inbreeding? a. successive breeding with individuals from a variety of populations b. successive breeding within individuals from within one population c. breeding between different breeds to produce new breeds d. breeding the same set parents more than oncearrow_forward
- A scientist cloned a sheep. Which of these statement is true about the cloned sheep? a. It lacks the genes for reproduction b. It looks the same but has different genes c. It has the genes that are identical to the original sheep d. It has new genes and traitsarrow_forwardWhat is a genetically identical copy of an organism? A. Karyotype B. Autosome C. Clone D. Diploidarrow_forwardWhich variable increases the likelihood of allopatric speciation taking place more quickly? a. lower rate of mutation b. longer distance between divided groups c. increased instances of hybrid formation d. equivalent numbers of individuals in each populationarrow_forward
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