BIOLOGY
5th Edition
ISBN: 9781264104680
Author: BROOKER
Publisher: MCG
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Chapter 26, Problem 3TY
Summary Introduction
Introduction:
Fossil records are very helpful for the paleontologists for extracting the information about various types of living organisms present on Earth.
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Which 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 record
Which of the following is a prediction that evolution makes about the fossil record?
Group of answer choices
A. fossils of all time periods should be completely different from modern organisms
B. most recent fossils should be most similar to modern life
C. cats should appear in all fossil layers as rulers of the earth
D. oldest fossils should be most similar to modern life
The Theory of Evolution contends that species have changed through time and are related to one another through descent from a common ancestor. Which of the following prediction follow from the Theory of Evolution?
A. The fossil record should contain intermediate forms between major taxonomic groups
B. The oldest rock strata are much more likely to contain complex fossils than simple fossils.
C. Fossils are always a representation of species that are currently alive (ie extant) even if they have not been detected yet as living on earth at the present time
D. All species are unigue and originated independently from each other
Chapter 26 Solutions
BIOLOGY
Ch. 26.1 - Prob. 1CCCh. 26.1 - Prob. 2CCCh. 26.2 - Prob. 1CSCh. 26.2 - Prob. 1CCCh. 26.2 - Prob. 2CSCh. 26.3 - What are the defining features of primates?Ch. 26.3 - Core Skill: Modeling The goal of this modeling...Ch. 26 - Prob. 1TYCh. 26 - Prob. 2TYCh. 26 - Prob. 3TY
Ch. 26 - The endosymbiosis hypothesis explaining the...Ch. 26 - Prob. 5TYCh. 26 - Which of the following explanations of...Ch. 26 - Prob. 7TYCh. 26 - Prob. 8TYCh. 26 - Prob. 9TYCh. 26 - Which of the following statements regarding modern...Ch. 26 - Prob. 1CQCh. 26 - Prob. 2CQCh. 26 - Core Concept: Evolution Describe two examples in...Ch. 26 - Discuss the factors that have contributed to the...Ch. 26 - Discuss how the human body has changed since the...
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- The fossil record does not give us a complete picture of the history oflife becausea. not all past organisms have become fossilized.b. only organisms with hard skeletons can become fossilized.c. fossils of very small organisms have not been found.d. fossils of early organisms are located too deep in the crust of theEarth to be found.e. All of the above are true.arrow_forwardMartian meteorites found in Antarctica were determined to possibly contain life. Scientists looked skeptically at these meteorites because a. their results suggest unusual chemical signatures that do not indicate life. b. features thought to be Martian fossils could be nonbiochemical formations. c. it is impossible for a piece of the Martian surface to fall to Earth. d. both a and b are true.arrow_forwardWhich of the following is most likely to be true of two modern organisms that have a distant evolutionary relationship? a. They should have fewer homologous traits in common than two more closely related organisms b. They should have very similar chromosomes Oc. They live in very different habitats d. They should be members of the same genus e. They should have a relatively recent common ancestor*arrow_forward
- 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.arrow_forwardAll the following statements support the theory that similar organisms have a common ancestor except Select one: a. similar DNA patterns occur in closely related organisms b. organisms sharing a habitat tend to develop similar behaviours c. transitional fossils show links between groups of organisms d. groups of organisms display similar embryonic developmentarrow_forwardThis video refers to Denisovans as a “Ghost Lineage.” In fact, Denisovans don’t even have a formal scientific name. What is the physical evidence that anthropologists need to further define and understand the Denisovans? A. None of the above B. A Type Specimen (and more Denisovan fossils) C. Neanderthal DNA D. H. sapiens DNAarrow_forward
- The fossil record provides evidence for: A.When organisms lived on earth B. How some species have gone extinct C.How species evolved D. All of the abovearrow_forwardWhich of the following examples provides biogeographical evidence for the process of evolution? a. Pythons retain leg bones within their body b. Marsupials evolved in Australia when it separated from other landmasses c. Whales are related to hippos because they have similar pelvic and leg bones d. All organisms have DNA e. Both B & Darrow_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
- What characteristic(s) of the fossil record make(s) it strong support of evolution? a) It has fossils of many species in it that are not found on earth today. b) It is has a complete record of every form of life ever existing c) Species appear in sediment layers in a consistent pattern d) All fossils are similar to living forms found in the same area as the fossils Group of answer choices A. b and d B. a and b C. c and d D. a and c E. b and carrow_forwardDuring the ____ epoch, there were fewer ____ and more ____, a reversal in the relative representation of these forms during modern times. a. Eocene; omomyids; eosimiids b. Miocene; Old World monkeys; apes C. Miocene; apes; Old World monkeys d. Oligocene; apes; Old World monkeys e. Paleocene; New World monkeys; Old World monkeysarrow_forwardSome epileptic conditions are due to neurons firing too often. This could be due to a lowering of the: Select one: a. threshold. b. set point. c. trigger point. d. cut off. The period of time during which an “explosion” of fossilized animals with bilateral symmetry are first found is the: Select one: a. Devonian. b. Jurassic. c. Cambrian. d. Ediacaran.arrow_forward
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Dig In To Paleontology; Author: SciShow Kids;https://www.youtube.com/watch?v=1FjyKmpmQzc;License: Standard YouTube License, CC-BY