EBK HUMAN BIOLOGY
11th Edition
ISBN: 8220100545931
Author: MCMILLAN
Publisher: Cengage Learning US
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Chapter 23, Problem 5SQ
Summary Introduction
Introduction: In comparative biochemistry, DNA, RNA, and proteins 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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DIRECTION: Match the picture in Column A with its corresponding evidence for evolution.in Column Band its description in Column C.
1.
The image above (i.e., Figure A in the supplemental file) depicts which type of evolutionary
event?
a. Anagenesis
b. Cladogenesis
c. Macroevolution
d. Both A & C
e. Both B & C
B®
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о
HITS
27. Which 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. fossi
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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- ______ is a way of reconstructing evolutionary history based on derived characters. a. Cladistics c. Convergent evolution b. Linnaean taxonomy d. Divergent evolutionarrow_forwardMitochondrial DNA sequences are often used to study a relationship between______ . a. different species b. individuals of the same species c. different taxa d. evolutionary structures e. homologous structuresarrow_forwardA. What does the picture tell? B. Describe their appearance C. Based on your judgment, do you agree in the caption of the picture? Yes or No? Whyarrow_forward
- Evolutionary theory predicts that species are related, not independent. Four of the following examples provide support for this prediction, but one is irrelevant. Which of examples listed below does not support the claim that species are related? A. Many dinosaurs and other organisms went extinct following a huge asteroid impact at the end of the Cretaceous. B. Before synthetic insulin was available, diabetics used injections of purified pig insulin to manage their disease. C. The endostyle of lancelets (invertebrate chordates) and the thyroid gland of vertebrates develop similarly, and both produce iodinated proteins. D. All prokaryotes and eukaryotes use DNA to carry their genetic information. E. Ground squirrel species found on the North and South sides of the Grand Canyon are very similar to each other.arrow_forwardWhich provides evidence for evolution (select the best possible answer out of all obtiene A. Fossils and vestigial structures b. Natural selection c. Fossils, biochemical, embroys, vestigial structures d. Shared dna, ánimo acids, and other molecular structure across all life on earth e. Homologous structuresarrow_forwardSince 1735, the Linnaean classification system has been the basic system for all taxonomy in biology. Which statement best explains the reason for changing how organisms are classified today? A. Organisms are evolving at a faster rate than in the past B. More diverse and complex organisms are being discovered C.  There are more organisms today than there were in the past D. New information about the genetics of species is being discoveredarrow_forward
- 1a. Discuss the role of Gene Flow in evolution 1b. Explain how Natural Selection operates to bring about evolutionary change 1c. Explain the attributes of the Biological Species that ensure that different species do not interbreed. Your essay including references must not exceed 3 pagesarrow_forwardAccording to "Our Earliest Ancestors", why can’t scientists just do DNA analysis on these fossil hominins to determine if they are a separate species and possibly what species they belong to? A.The fossils would need to be in a -5 degree Celsius environment to prevent DNA from degrading B.The DNA of fossil hominins is too similar to modern humans, making it difficult to distinguish between them. C.Scientists can't perform DNA analysis on fossil hominins because the fossils have been contaminated with modern human DNA over the years, making it impossible to isolate the ancient genetic material. D.The technology for extracting DNA from fossils hasn't been developed yetarrow_forwardIn 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_forward
- The first whole-life phylogenies based on sequence data were estimated on the basis of small _______-based genes; and these phylogenies revealed that the traditional five-kingdom system of classification offers a misleading view of evolutionary relationships. A. rRNA B. miRNA C. mRNA D. tRNAarrow_forwardA. What do scientists think the primitive Earth was like? Give 3 evidences. B. How could life possibly evolve in such an inhospitable environment?arrow_forwardplease help: DNA of fossils and extinct organisms offers the prospect of studying past populations, their kinship relationships, and diets although DNA represents a complex mixture originating from many sources including introduced bacterial, fungal, and environmental DNA. a. Both False statements b. One statement is true while a second is false c. Not enough information to determine an answer d. Both True statementsarrow_forward
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