BIOLOGY
4th Edition
ISBN: 9781266739606
Author: Hoefnagels
Publisher: MCG
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Question
Chapter 14.5, Problem 2MC
Summary Introduction
To determine:
The difference between background extinction and mass extinctions.
Concept introduction:
Background extinction is normal lossof individual species due to environmental or ecological factors such as climate change. Mass extinction, when great number of species disappeared in a relatively short time.
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Understand what is meant by “mass extinctions.”
What patterns can be compare to the mass Extinctions events?
Describe the evidence for the cause of the Cretaceous–Paleogene (K–Pg) mass extinction.
Chapter 14 Solutions
BIOLOGY
Ch. 14.1 - What is the relationship between macroevolution...Ch. 14.1 - Prob. 2MCCh. 14.1 - What are some of the challenges in defining...Ch. 14.2 - Prob. 1MCCh. 14.2 - Prob. 2MCCh. 14.3 - Distinguish among allopatric, parapatric, and...Ch. 14.3 - Prob. 2MCCh. 14.3 - Prob. 3MCCh. 14.4 - Describe the theories of gradualism and punctuated...Ch. 14.4 - Prob. 2MC
Ch. 14.5 - Prob. 1MCCh. 14.5 - Prob. 2MCCh. 14.5 - Prob. 3MCCh. 14.6 - Describe the taxonomic hierarchy.Ch. 14.6 - What is the advantage of a cladistics approach...Ch. 14.6 - Distinguish between ancestral and derived...Ch. 14.6 - Prob. 4MCCh. 14.6 - How is a cladogram constructed?Ch. 14.6 - Prob. 6MCCh. 14.7 - Prob. 1MCCh. 14.7 - Prob. 2MCCh. 14 - The biological species concept defines species...Ch. 14 - Prob. 2MCQCh. 14 - A mountain range separates a population of...Ch. 14 - Prob. 4MCQCh. 14 - Prob. 5MCQCh. 14 - What type of reproductive barrier applies to each...Ch. 14 - How does natural selection predict a gradualistic...Ch. 14 - Why do species become extinct? Choose a species...Ch. 14 - Which of the groups in figure 1.9 represent...Ch. 14 - On figure 14.20, circle a monophyletic group, a...Ch. 14 - Prob. 1PITCh. 14 - Add fertilization and offspring to this concept...Ch. 14 - Draw pictures of allopatric, parapatric, and...Ch. 14 - Prob. 4PIT
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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
- HOW MANY MASS EXTINCTION EVENTS HAS EARTH WITNESSED SO FAR?arrow_forwardIf a sixth extinction event is occurring, how is it similar or different from the previous five mass extinctions? What sort of evidence do you think scientists look for to determine whether we are living through a mass extinction?arrow_forwardWhich of the following contributed to mass extinctions?a. climate changeb. continental driftc. meteor impactsd. All of these are correct.arrow_forward
- (A) What is extinction? How extinction is different from expiration? Explain. (B)List the five mass extinction episodes occurred in the history of Earth. Characterize the nature and extent of each extinction episode.arrow_forwardDistinguish between biological extinction and mass extinction. Does every species have the right to survive without human interference, regardless of whether they serve a useful purpose to humans? Explain?arrow_forwardWhich of the mass extinctions was the largest? What percentage of life went extinct during that time?arrow_forward
- Create a Venn Diagram comparing and contrasting rapid and gradual mass extinction (make sure to include examples of each)arrow_forwardWHAT IS MASS EXTINCTION? HOW DID MASS EXTINCTION EVENTS INFLUENCE EARTH'S HISTORY?arrow_forwardDefine the term extinct. Also explain the phenomenon of mass extinction.arrow_forward
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