Biology: Science For Life With Physiology Plus Mastering Biology With Pearson Etext -- Access Card Package (6th Edition) (what's New In Biology)
6th Edition
ISBN: 9780134794679
Author: BELK
Publisher: PEARSON
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Textbook Question
Chapter 13, Problem 9LTB
Similarity in skin color among different human populations appears to be primarily the result of________
- natural selection;
- convergent evolution;
- which biological race they belong to;
- A and B are correct;
- A, B, and C are correct
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Explain how we know that there are NO races, or biological subspecies, in modern humans.
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Natural selection results in the adaptation of organisms to the circumstances of their way of life and their environment
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Chapter 13 Solutions
Biology: Science For Life With Physiology Plus Mastering Biology With Pearson Etext -- Access Card Package (6th Edition) (what's New In Biology)
Ch. 13 - Define biological species.Ch. 13 - Prob. 2LTBCh. 13 - Prob. 3LTBCh. 13 - Prob. 4LTBCh. 13 - Prob. 5LTBCh. 13 - Prob. 6LTBCh. 13 - The biological definition of race corresponds to...Ch. 13 - All of the following statements support the...Ch. 13 - Similarity in skin color among different human...Ch. 13 - Prob. 10LTB
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- Which of the following is not an example of natural selection? Development of tanned skin in humans Evolution of antibiotic resistance in bacteria Changes in beaks of finches on Daphne Major Industrial melanism in peppered mothsarrow_forwardWhy is it that the evolution of skin color is considered a case of natural selection? Group of answer choices A- Because different alleles in skin color genes lead to differences in skin color B- Because differences in skin color lead to differences in number of children in different environments C- Both D- Neitherarrow_forwardWhich of the following is NOT a component of the Theory of Evolution by Natural Selection? competition for food and space variation among species inheritance of acquired characteristics survival and reproductionarrow_forward
- Natural selection acts on individual but only population evolve true or falsearrow_forwardMany crustaceans (for example, lobsters, shrimps, and crayfish) use their tails to swim, but crabs have reduced tails that curl under their shells and are not used in swimming. This condition is an example of what evidence of evolution? * Homologous structure Convergent evolution No answer Vestigial trait Natural selectionarrow_forwardDo you think society in the period of Darwin's theory of evolution was different from society in the twenty-first century? Why or why not? Try to think of three things. These can be similarities or differences. Use specific historical examples to justify each pointarrow_forward
- "Evolution is always really, really slow." Please correct this statement in a meaningful wayarrow_forwardWhich of the following is NOT a component of the Theory of Evolution by Natural Selection? Group of answer choices inheritance of acquired characteristics competition for food and space variation among species survival and reproductionarrow_forwardWhich statement about natural selection is true? Natural selection only happens to animals. Natural selection produces animals fit for their environment. Evolution causes natural selection. Natural selection produces animals that are faster and stronger.arrow_forward
- Effect of geographic distance from Africa on human genetic diversity - Why do humans have a low genetic diversity compared to great apes? Founder effect… - Why is the concept of race NOT supported by science? (4 reasons) - Know that skin color varies within/between populations in a way that suggests stabilizing natural selection - Why is skin color adaptive? - Know the differences between genetic and cultural evolution - Why do different groups tend to have different cultures?arrow_forwardAn allele with no effect on fitness arises in a population through mutation and increases in frequency due to genetic drift. This is an example of....? Group of answer choices neither evolution or natural selection both evolution and natural selection evolution only natural selection onlyarrow_forwardSome scientists say that modern medicine and better sanitation are slowing down or altering the course of human evolution in highly developed countries today. As a result, evolution in humans today has gone from survival of the fittest to survival of almost everyone. Do you think that this idea is valid? Why or why not?arrow_forward
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