CAMPBELL BIOLOGY SFC PACKAGE >CUSTOM<
10th Edition
ISBN: 9781269941860
Author: Campbell
Publisher: PEARSON C
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Textbook Question
Chapter 34, Problem 5TYU
As hominins diverged from other primates, which of the following appeared first?
(A) reduced jawbones
(B) an enlarged brain
(C) the making of stone tools
(D) bipedal locomotion
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Chapter 34 Solutions
CAMPBELL BIOLOGY SFC PACKAGE >CUSTOM<
Ch. 34.1 - Identify four derived characters that all...Ch. 34.1 - Prob. 2CCCh. 34.1 - VISUAL SKILLS Based on the phylogenetic tree...Ch. 34.2 - How are differences in the anatomy of lampreys and...Ch. 34.2 - WHAT IF? In several different animal lineages,...Ch. 34.2 - WHAT IF? Suggest key roles that mineralized bone...Ch. 34.3 - What derived characters do sharks and tuna share?...Ch. 34.3 - Describe key adaptations of aquatic gnathostomes.Ch. 34.3 - draw it Redraw Figure 34.2 to show four lineages:...Ch. 34.3 - WHAT IF? Imagine that we could replay the history...
Ch. 34.4 - Prob. 1CCCh. 34.4 - Some amphibians never leave the water, whereas...Ch. 34.4 - WHAT IF? Scientists think that amphibian...Ch. 34.5 - Describe three key amniote adaptations for life on...Ch. 34.5 - Prob. 2CCCh. 34.5 - Identify four avian adaptations for flight.Ch. 34.5 - Prob. 4CCCh. 34.6 - Prob. 1CCCh. 34.6 - Prob. 2CCCh. 34.6 - MAKE CONNECTIONS Develop a hypothesis to explain...Ch. 34.7 - Identify some characters that distinguish hominins...Ch. 34.7 - Provide an example in which different features of...Ch. 34.7 - WHAT IF? Some genetic studies suggest that the...Ch. 34 - Describe likely features of the common ancestor of...Ch. 34 - Identify the shared features of early fossil...Ch. 34 - How would the appearance of organisms with jaws...Ch. 34 - Which features of amphibians restrict most species...Ch. 34 - Explain why birds are considered reptiles.Ch. 34 - Describe the origm and early evolution of mammals.Ch. 34 - Prob. 34.7CRCh. 34 - Vertebrates and tunicates share (A) jaws adapted...Ch. 34 - Living vertebrates can be divided into two major...Ch. 34 - Unlike eutherians, both monotremes and marsupials...Ch. 34 - Which clade does not include humans? (A)synapsids...Ch. 34 - As hominins diverged from other primates, which of...Ch. 34 - Which of the following could be considered the...Ch. 34 - Prob. 7TYUCh. 34 - SCIENTIFIC INQUIRY DRAW IT As a consequence of...Ch. 34 - Prob. 9TYUCh. 34 - Prob. 10TYU
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Identify three novel characteristics that distinguish hominins from other apes and mammals.arrow_forwardAs hominins diverged from other primates, which of thefollowing appeared first?(A) reduced jawbones(B) an enlarged brain(C) the making of stone tools(D) bipedal locomotionarrow_forwardWhat is the significance of bipedalism for hominins? What benefits does bipedalism offer and what environmental changes made bipedalism an important adaptation for hominin species?arrow_forward
- The australopiths differed from the common chimpanzee in: a the number of different kinds of teeth on each side of each jaw. b the spacing of the orbits (eye-sockets) on the face. c the inability to rotate the arm around the shoulder joint. d the shape of the pelvis. e the lack of an opposable thumb. Which of the following skeletal parts would be most useful for determining whether a 4-million-year-old species was a hominin (vs. an ape)? a the clavicle (collarbone) b the part of the skull that shows the spacing between the orbits c the proximal (shoulder) end of the humerus (upper arm bone) d the distal (knee) end of the femur (thigh bone) e a lower left jaw with two incisors, one canine, two premolars, and three molars By 3 million years ago, the australopithecines were: a extinct in Africa but common in Southeast Asia b common in East and South Africa c adapting to cold glacial climates in…arrow_forwardAccording to a cladistically-based classification system, tarsiers are: A. Prosimians, partly because of their nocturnal habits and small body size B. Prosimians, partly because of the presence of a tapetum lucidum and a rhinarium C. Strepsirrhines, partly because of the presence of rhinarium and vomeronasal organ D. Haplorhines, partly because of their partial post-orbital closure and fused frontal bonesarrow_forwardSome scientists suggest that the Neanderthals and possibly Denisovans, never went extinct, but instead where assimilated into Homo Sapiens. What evidence would you look for to support this hypothesis?arrow_forward
- What are the key evelutionary trends and other developments in early Homo?arrow_forwardare birds such as cassowaries and ostriches the closest links we have to velociraptor dinosaurs or are other birds more closely related?arrow_forwardIn the paper “Four Legs good, Two Legs Fortuitous...” what were the selective pressures that drove early hominin evolution? How was Australopithecus physically different from modern day Homo sapiens? How did these traits suit each species to their environment? Describe the role of bipedalism in Homo sapiens evolution. Approximately how early did bipedalism occur?arrow_forward
- How do australopithecines and Homo differ?arrow_forwardThe evolution of which of the following features of mammals is hardest to trace through the fossil record? a. Jaw structure b. Mammary glands c. Middle ear structure d. Development of hairarrow_forwardwhat were the earliest members of the genus Homo?arrow_forward
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