Biological Science (7th Edition)
7th Edition
ISBN: 9780134678320
Author: Scott Freeman, Kim Quillin, Lizabeth Allison, Michael Black, Greg Podgorski, Emily Taylor, Jeff Carmichael
Publisher: PEARSON
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Textbook Question
Chapter 25, Problem 4TYK
Which of the following is an example of homoplasy?
a. hair in humans and fur in mice
b. astragalus ankle bones in hippos and deer
c. Hox genes in humans and flies
d. streamlined bodies in dolphins and ichthyosaurs
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Students have asked these similar questions
An adult human has a flat face with a small jaw and large cranium. An adult chimpanzee has a large jaw and small cranium. Both juvenile chimps and humans have heads similar to adult humans. Which of the following is a reasonable explanation for this pattern?
Group of answer choices
A) genes that modify skull shape are not expressed in chimps during development
B) head shape is controlled by cytoplasmic determinants
C)genes that modify skull shape are not expressed in humans during development
D) chimps and humans have completely different genes controlling the formation of the head
Which of the following is not correct?
A.
The lung in the frog is homoplasious to the lung in the land snail
B.
The arm bones of Barak Obama are homologous to those of Donald Trump
C.
The hair of the tarantula is homoplasious to the hair on a platypus
D.
Bilateral symmetry in the frog and the snapdragon flower is homoplasious
E.
The dorsal fin of a shark and the dorsal fin of a dolphin are homologous.
You are reading a scientific paper regarding the relationships of the anatomical and behavioral characteristics of chimpanzees and their implications for early hominid evolution. With the emphasis on anatomical and behavioral characteristics, this implies that the researchers are relying on
A. Traditional classifications of chimpanzees and humans
B. Nonevolutionary classifications of chimpanzees and humans
C. An incorrect classification of human ancestors
D. Cladistic classifications of chimpanzees and humans
Chapter 25 Solutions
Biological Science (7th Edition)
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- According to "The Complex Evolution of Homo sapiens", what is the significance of the L3 gene and who was the L3 woman? A.Only individuals within North and South America descended from the L3 woman. B.All individuals within Africa are descended from the L3 woman. C.All individuals outside of Africa and who live in the Old World are descended from the L3 woman. D.All individuals outside of Africa are descended from the L3 womanarrow_forwardWhich statement is true of hox genes? Group of answer choices A. they regulate development of body regions and are found in all animals B. they control the functioning of cells and are found in all life C. they control growth and development in plants D. they are only found in insects and control segmentationarrow_forwardBoth octopuses and cuttlefish have a single-lens eye. Their common ancestor also had a single-lens eye. What word describes the relationship between the octopus eye and the cuttlefish eye? a. homologous c. analogous b. vestigial d. convergentarrow_forward
- What are the different hypotheses that might explain the stature of Homo floresiensis? A. Island Dwarfism B. They might be descended from Homo habilis or an Australopithecine C. All the individuals had a genetic mutation D. Both A and Barrow_forwardThe bones in the front fins of whales and the bones in the human arm evolved from a common ancestor but carry out different functions. This is an example of A. homologous structures. B. vestigial structures. C. analogous structures. D. embryonic structures.arrow_forwardAccording to "Homo erectus – The First Humans”, what are the different hypotheses that might explain the stature of Homo floresiensis? A.Island Dwarfism B.They might be descended from Homo habilis or an Australopithecine C.All the individuals had a genetic mutation D.Both A and Barrow_forward
- According to " Denisovans: Decoding the Secrets of Our Mysterious Ancient Cousins”, are Denisovans more closely related genetically to Neanderthals or Homo sapiens? A.They're actually not related to either, and they're more related to Australopithecines B.They are equally related to Neanderthals and Homo sapiens C.Neanderthals D.Homo sapiensarrow_forwardWhat genes did H. sapiens inherit from Neanderthals and Denisovans? (Note: you’ll need to watch the entire video to answer this question.) A. STAT2 B. All of these are correct C. EPAS1 D. HYAL2arrow_forwardScientists compare the structures of a chicken embryo and a human embryo at the same stage of development. They find that both vertebrates have similar shapes and structures, including the presence of gill slits and tails. How is this comparison of the embryos used as supporting evidence of evolution? A. The similarities suggest that chickens and humans are the direct descendants of modern day fish with tails and gill slits. B. The similarities suggest that vertebrates passthrough each of the adult stages of their evoluntionary history as they develop. C. The similarities suggest that vertebrates can undergo genetic changes during development that lead to the evolution of new species D. The similarities suggest that chickens and humans descend from ancestors with genes that code for the development of tails and gill slitsarrow_forward
- Which of the following is considered to be the “first man” in the evolution of humans? a. Australopithecus africanus b. Ardipithecus ramidus c. Australopithecus anamensis d. Orrorin tugenensis Which group of hominins does the first australopith to be described belong to? a. Australopithecus anamensis b. Australopithecus sediba c. Australopithecus afarensis d. Australopithecus africanusarrow_forwardWhich of the following best reflects a phylogenetic relationship between chimpanzees and baboons? A. They are grouped together because they live in similar habitats. B. They are grouped together because they have a common ancestor in recent history. C. They are grouped together because they both have an opposable thumb. D. They are grouped together because they both feed their young breast milk.arrow_forwardFossils of a dwarf species of human, Homo floresiensis, has been discovered on the Indonesian island of Flores. There has been debate as to who are the immediate ancestors. New fossils have just been discovered and dated at 700,000 years ago. This strongly suggests that their immediate ancestors are A. Homo habilis B. Homo neanderthalensis C. Ardipithecus D. Homo sapiens E. Homo erectusarrow_forward
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