CONNECT FOR BIOLOGY >IC<
12th Edition
ISBN: 9781259693397
Author: Mader
Publisher: MCG CUSTOM
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Textbook Question
Chapter 15, Problem 15A
Transitional fossils have been found between some major groups of organisms.
Key:
a. biogeographical evidence
b. fossil evidence
c. biochemical evidence
d. anatomical evidence
e. developmental evidence
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An analysis of a phylogeny that displays data about the fossil record over time reveals all of the following EXCEPT
A.
Several extinction events occurred.
B.
Evolution results in a clear directional pattern.
C.
Evolution is the result of interactions between organisms and their environment.
D.
Evidence of continental drift exists.
Fossils that serve as transitional links allow scientists toa. determine how prehistoric animals interacted with each other.b. deduce the order in which various groups of animals arose.c. relate climate change to evolutionary trends.d. determine why evolutionary changes occur.
Which of the following is NOT true for relative dating methods:
A. Relies on observational skills
B. Includes stratigraphy which is based on ordered layers that build up over time
C. Determines if one artifact or fossil is older than another
D. Gives you specific dates of the artifact or fossil
Chapter 15 Solutions
CONNECT FOR BIOLOGY >IC<
Ch. 15.1 - Define catastrophism and identify who proposed...Ch. 15.1 - Evaluate Lamarck’s idea of “inheritance of...Ch. 15.1 - Construct a timeline of the history of...Ch. 15.2 - List the three categories of observations made by...Ch. 15.2 - Summarize the components of Darwin’s theory of...Ch. 15.2 - Prob. 3CYPCh. 15.3 - Prob. 1CYPCh. 15.3 - Summarize the difference between homologous and...Ch. 15.3 - Explain how biomolecules support the theory of...Ch. 15.3 - Prob. 4CYP
Ch. 15 - Prob. 1NS.1QCCh. 15 - How does the tree of life support Darwin’s theory...Ch. 15 - Which of these pairs is mismatched? a. Charles...Ch. 15 - Prob. 2ACh. 15 - Prob. 3ACh. 15 - Why was it helpful to Darwin to learn that Lyell...Ch. 15 - Prob. 5ACh. 15 - Organisms a. compete with other members of their...Ch. 15 - Prob. 7ACh. 15 - A key biogeographical observation made by Darwin...Ch. 15 - Prob. 9ACh. 15 - Humans are able to cause organisms to evolve...Ch. 15 - Prob. 11ACh. 15 - Prob. 12ACh. 15 - Prob. 13ACh. 15 - All vertebrate embryos have pharyngeal pouches....Ch. 15 - Transitional fossils have been found between some...Ch. 15 - Mutations occur at random and can increase within...Ch. 15 - 2. A cotton farmer applies a new insecticide...Ch. 15 - Prob. 3TSCh. 15 - Both Darwin and Wallace, while observing life on...
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- All of the following data types can be used as evidence of shared ancestry except similarities in _______ . a. amino acid sequence d. embryonic development b. DNA sequence e. form due to convergence c. fossil morphology f. all are appropriatearrow_forwardFossil A is found closer to the surface compared to Fossil B. Which of the following conclusions can be made based on this statement ? Fossil B is most likely older than Fossil A The species of Fossil A evolved from the species of Fossil B. Fossil A is from an older species than Fossil B. The species of Fossil A existed at the same time as the species of Fossil B.arrow_forwardAll of the following are true about phylogenies, EXCEPT: a. They are considered an unbiased reconstruction of evolutionary relationships. b. We use them to predict the emergence of traits in the fossil record. c. They are, at best, a hypothesis about the relationships among extant species. d. We use the rule of parsimony to reconstruct evolutionary history.arrow_forward
- Which statements are false? Select all that apply. Select one or more: a. The fossil record is biased towards terrestrial organisms b. Only hard tissues like bones and teeth can fossilize c. The fossil record is unbiased d. Extinction rate in the fossil record has remained constant over the last 400 million yearsarrow_forwardReduced tailbones and the associated remnant muscles in humans are an example of what type of evidence for common descent? (a) artificial selection (b) homologous traits (c) biogeography (d) fossil evidencearrow_forwardIf the replacment (out-of-Africa) model is correct, thena. human fossils in China after 100,000 years bp would not beexpected to resemble earlier fossils.b. human fossils in China after 100,000 years bp would beexpected to resemble earlier fossils.c. humans did not migrate out of Africa.d. Both b and c are correct.e. Both a and c are correct.arrow_forward
- People studying fossils have to employ which of the following species concepts? a. The Morphospecies Concept b. The Biological Species Concept c. The Phylogenetic Species Concept d. The Physical Species Conceptarrow_forwardWhich of the following statements about the fossil record is true? a. The fossil record is a complete accounting of life on earth b. The fossil record is unbiased in the fossils that are found c. The fossil record is evenly sampled across all of life's history on earth d. There are certain biases in the fossil recordarrow_forwardWhat is an Analogy? A) When an anatomic feature is shared among organisms and their descendants B) When two organisms appear the same C) When convergent evolution produces similar phenotypesarrow_forward
- Explain why it is difficult to use carbon-14 dating on 100-million-year-old dinosaur fossilsarrow_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_forwardAll mammals have tailbones and muscles for moving a tail. Even humans have a reduced tailbone and remnant tail-twitching muscles, though these features have no apparent usefulness. These traits in humans would best be described as (a) convergent structures. (b) fossil evidence. (c) evidence from biogeography. (d) vestigial traits.arrow_forward
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