Biology: The Unity and Diversity of Life (Looseleaf)
15th Edition
ISBN: 9781337408417
Author: STARR
Publisher: CENGAGE L
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Chapter 26, Problem 13SQ
Summary Introduction
Concept introduction: Hominins are the group of all extinct human-like species and humans where they showed the unique characteristic of bipedalism. The Homo species’ fossils were discovered in several parts of the world based on which the human migration pattern was studied.
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The process in which environmental pressures result in the differential survival and reproduction of individuals of a population is called_____ . a. catastrophism c. natural selection b. evolution d. genetics
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Chapter 26 Solutions
Biology: The Unity and Diversity of Life (Looseleaf)
Ch. 26 - Data Analysis Activities Neanderthal Hair Color...Ch. 26 - Data Analysis Activities Neanderthal Hair Color...Ch. 26 - Prob. 3DAACh. 26 - Prob. 1SQCh. 26 - The closest relatives of bonobos are ________. a....Ch. 26 - Prob. 3SQCh. 26 - Prob. 4SQCh. 26 - The 3.6-million-year-old footprints left by...Ch. 26 - The position where a spinal cord enters the skull...Ch. 26 - Prob. 7SQ
Ch. 26 - Prob. 8SQCh. 26 - A prominent chin is typical of _______. a. Homo...Ch. 26 - Prob. 10SQCh. 26 - Prob. 11SQCh. 26 - Prob. 12SQCh. 26 - Prob. 13SQCh. 26 - Match each group with its description. _____...Ch. 26 - Prob. 15SQCh. 26 - Prob. 1CTCh. 26 - Think about the pattern of human dispersal. Given...Ch. 26 - Prob. 3CT
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- In humans, mutations can be the result of _________________. * A. racial discrimination B. political intervention C. exposure to harmful level of radiation D. migration pattern 2. Which of the following causes a decreasing wildlife population in most of the places in our country? * A. loss of limiting factor B. loss of natural disturbances C. loss of habitat D. loss of carrying capacityarrow_forward______is the original source of new alleles. a. Mutation c. Gene flow b. Natural selection d. Genetic driftarrow_forwardWhen a gene from one species is transferred into another species, the result is ____. a. a lethal mutation b. a hybrid animal c. a GMO d. a new species e. eugenicsarrow_forward
- The word “theory” in theory of evolution is best replaced by ________. a. fact b. hypothesis c. idea d. alternate explanationarrow_forwardVariation among pre-cells was due to ________. A. the bottleneck effect B. natural selection C. mutation D. genetic drift 82.arrow_forwardThe 3.6-million-year-old footprints left by bipedal walkers in Tanzania were probably made by_____ . a. australopiths c. modern humans b. Neanderthals d. Homo erectusarrow_forward
- it is believed that the cystic fibrosis (CF) gene conferred protection to carriers during the cholera epidemics of the Middle Ages. The CF gene frequency would be expected to do what in those populations? become sex-linked recessive b. decrease c. stay the same d. increasearrow_forwardChange in allele frequency of a population is called_____ . a. macroevolution c. inbreeding b. adaptive radiation d. microevolutionarrow_forwardBodo and Daka hominins are ________; Dmanisi is __________. A. African; at the intersection of Europe/Asia B. Asian; African C. European; African D. Asian; Europeanarrow_forward
- 89. Natural selection can best be described as _________. A. differential survival and/or reproduction among heritable entities B. macroevolutionary change C. microevolutionary change which results in new species D. none of the above describe natural selectionarrow_forwardThe persistence of sickle-cell anemia in a population with a high incidence of malaria is a case of______ . a. bottlenecking c. the founder effect b. inbreeding d. a balanced polymorphismarrow_forwardThe _____________ hypothesis for protein variation posits that natural selection is important in maintaining variation. a. neutral mutation b. balance c. directional d. geneticarrow_forward
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