EBK HUMAN BIOLOGY
11th Edition
ISBN: 8220100545931
Author: MCMILLAN
Publisher: Cengage Learning US
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Chapter 23, Problem 6SQ
Summary Introduction
Introduction: In comparative morphology, the anatomical and morphological features are compared between fossil and modern-day organisms or between modern-day organisms in order to establish their ancestry and relatedness.
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Fossilsa. are the remains and traces of past life.b. can be dated absolutely according to their location in strata.c. are usually remains of soft tissues, such as muscle.d. have been found for all types of animals except humans.
Two different plants, cactus from the desert southwest USA and a euphorb from South Africa, have similar adaptations to desert life- these similarities evolved independently in response to similar environmental conditions, they were not inherited for one shared ancestor of cactus and euphords . What is the best term for these adaptations?
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B. Acclimations
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Chapter 23 Solutions
EBK HUMAN BIOLOGY
Ch. 23 - Prob. 1RQCh. 23 - As shown in Figure 23.25, there is considerable...Ch. 23 - Prob. 3RQCh. 23 - Prob. 4RQCh. 23 - Prob. 5RQCh. 23 - Prob. 6RQCh. 23 - Prob. 1SQCh. 23 - The relative numbers of different genes (alleles)...Ch. 23 - A difference in survival and reproduction among...Ch. 23 - The fossil record of evolution correlates with...
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