+÷ Analyze Extincti Do the Math Patt Bio Scien anow a relatively constant extinction rate, broken up by large changes in the number of families of organisms lost during mass extinction events. extin befc exa ork lay TH Extinction Rate Over Time iri 14. Describe the trends you see in each graph. What is the relationship between mass extinctions and biodiversity over more than half of Earth's species went extinct 20 Ordovician Extinction Permian Extinction Cretaceous Extinction time? Late Devonian Extinction Triassic Extinction 15 10 300 200 400 Millions of years ago 500 100 600 Credit: Adapted from www.biointeractive.org. Copyright O2016 by Howard Hughes Institute. Reprinted by permission of Howard Hughes Medical Institute. All rights 15. Does the top graph provide evidence that extinctions are a normal part of Earth's history? Explain your reasoning. Diversity of Marine Organisms Over Time Each mass extinction greatly reduced biodiversity. Yet, the species that remained expanded and diverged over time. 900 800 700 Late Devonian Extinction 600 500 Creta Exti 400 300 16. Mass extinctions do / do not Ordovician Extinction 200 Triassic Extinctie cause permanent reductions in 100 biodiversity on Earth. After each extinction event, the number of families Permian Extinction 600 increases/decreases rapidly over time. 500 400 300 Millions of years ago 200 Credit: Adapted from "A kinetic model of Phanerozoic tanO from Paleobiology 102), 246-267. Ranu Number of families Extinction rate (families per million years)
+÷ Analyze Extincti Do the Math Patt Bio Scien anow a relatively constant extinction rate, broken up by large changes in the number of families of organisms lost during mass extinction events. extin befc exa ork lay TH Extinction Rate Over Time iri 14. Describe the trends you see in each graph. What is the relationship between mass extinctions and biodiversity over more than half of Earth's species went extinct 20 Ordovician Extinction Permian Extinction Cretaceous Extinction time? Late Devonian Extinction Triassic Extinction 15 10 300 200 400 Millions of years ago 500 100 600 Credit: Adapted from www.biointeractive.org. Copyright O2016 by Howard Hughes Institute. Reprinted by permission of Howard Hughes Medical Institute. All rights 15. Does the top graph provide evidence that extinctions are a normal part of Earth's history? Explain your reasoning. Diversity of Marine Organisms Over Time Each mass extinction greatly reduced biodiversity. Yet, the species that remained expanded and diverged over time. 900 800 700 Late Devonian Extinction 600 500 Creta Exti 400 300 16. Mass extinctions do / do not Ordovician Extinction 200 Triassic Extinctie cause permanent reductions in 100 biodiversity on Earth. After each extinction event, the number of families Permian Extinction 600 increases/decreases rapidly over time. 500 400 300 Millions of years ago 200 Credit: Adapted from "A kinetic model of Phanerozoic tanO from Paleobiology 102), 246-267. Ranu Number of families Extinction rate (families per million years)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Can you please answer 14-16 it’s basically one question cut up! Thanks, ASAP.
Transcribed Image Text:Credit: Adapted from "A kinetic model of Phanerozoic taxonomic diversity" by J. John S
Do the Math
Patte
Analyze Extinction D
Biod
oya mass extinction. The number of extinctions over time can be graphed. These graphs
anow a relatively constant extinction rate, broken up by large changes in the number of
families of organisms lost during mass extinction events.
Scientis
extinct
before
examp
or K-F
layer
They
Extinction Rate Over Time
iridir
14. Describe the trends you see in each
graph. What is the relationship between
mass extinctions and biodiversity over
Ear
ast
more than half of Earth's species went extinct
tha
20
Ordovician
Extinction
Permian
Extinction
Cretaceous
Extinction
ca
time?
Sa
Triassic
Late Devonian
Extinction
15
Extinction
0-
300
200
400
Millions of years ago
500
100
600
Credit: Adapted from www.biointeractive.org. Copyright ©2016 by Howard Hughes
Institute. Reprinted by permission of Howard Hughes Medical Institute. All rights reser
15. Does the top graph provide evidence
that extinctions are a normal part of
Earth's history? Explain your reasoning.
Diversity of Marine Organisms Over Time
Each mass extinction greatly reduced biodiversity. Yet, the
species that remained expanded and diverged over time.
900
800
700
Late Devonian
Extinction
600
500
Cretace
Extinc
400
300
16. Mass extinctions do / do not
Ordovician
Extinction
200
Triassic
Extinction
cause permanent reductions in
100
biodiversity on Earth. After each
extinction event, the number of families
Permian
Extinction
600
increases/decreases rapidly
500
400
100
300
Millions of years ago
200
over time.
from Paleobiology 10(2), 246-267. Reproduced with
Extinction rate
(families per million years)
Number of families
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