BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 16, Problem 11SA
Summary Introduction
Introduction:
When the two similar structures of members of different species have a common point of origin it is called homologous. This can be understood by studying the origin and evolution of the human arm and the bird’s wing.
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Homologous structures among major groups of organisms may differ in_____ a. size c. function b. shape d. all of the above
Evolution results in an increase of organisms that are
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better suited to the current environment.
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better able to adapt to changing environments.
A major source of evidence for evolution is to be found in the comparative anatomy of organisms. Features that look different but have similar structural origin are calleda. homologous structures.b. analogous structures.c. vestigial structures.d. convergent structures
Chapter 16 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 16 - The number of species on an island usually depends...Ch. 16 - The bones of a birds wing are similar to the bones...Ch. 16 - Evolution _______ natural selection. a. is the...Ch. 16 - A trait is adaptive if it _______. a. arises by...Ch. 16 - In which type of rock are you more likely to find...Ch. 16 - True or false? Wrinkly textures in rock that...Ch. 16 - If the half-life of a radioisotope is 20,000...Ch. 16 - Did Pangea or Gondwana form first?Ch. 16 - Forces that cause geological change do not include...Ch. 16 - Through _______, a body part of an ancestor is...
Ch. 16 - Prob. 11SACh. 16 - A mutation that alters the embryonic expression...Ch. 16 - The last dinosaurs died _______ million years ago.Ch. 16 - All of the following data types can be used as...Ch. 16 - Match the terms with the most suitable...Ch. 16 - Prob. 1CTCh. 16 - If you think of geologic time spans as minutes,...
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- The appendix, which is not needed to survive, is considered to be a? a. Homology b. Vestigial Structure c. Homologous Structure d. Analogous Structurearrow_forwardWhen two organisms are very distantly related in an evolutionary sense, (a) they should have extremely similar embryonic development. (b) they must share a very recent common ancestor. (c) the sequences of DNA in their genes should be less similar (more different) than those of two more closely related organisms. (d) they should share more homologous traits than two more closely related organisms share.arrow_forwardwhich term describes any ancient remains, impressions, or traces of an organism or traces of its activity that have been preserved in rocks or other mineral deposits in Earth’s crust? a. analogous feature b. homologous feature c. mutation d. fossilarrow_forward
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- In terms of classification of organisms, it can be said that the living things on Earth are very A. dangerous B. deceptive C. developed D. diverse. The next lower level of classification, immediately following phylum is A. kingdom B. order C. class D. species. The next higher level of classification, immediately following family is A. species B. genus C. class D. order. Human beings are called Homo sapies; here, “Homo” represents A. genus B. species C. class D. kingdom. Organisms belonging to the same species usually interbreed with one another. Exceptions to this can be found in some A. reptiles B. mammals C. plants D. vertebratesarrow_forwardFigure 1.8 Which of the following statements is false? A. Tissues exist within organs which exist within organ systems. B. Communities exist within populations which exist within ecosystems. C. Organelles exist within cells which exist within tissues. D. Communities exist within ecosystems which exist in the biosphere.arrow_forwardIf two structures in different species have similar evolutionary origins but different modern-day functions, theyare known as ____________________ structuresarrow_forward
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