Study Guide for Campbell Biology
11th Edition
ISBN: 9780134443775
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece, Martha R. Taylor, Michael A. Pollock
Publisher: PEARSON
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Textbook Question
Chapter 22, Problem 6TYK
The smallest unit that can evolve is a(n)
- a. individual.
- b. mating pair.
- c. species.
- d. population.
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Darwin used the term "fitness" to refer to
a.
an individual's physical endurance
b.
an individual's ability to survive in the face of harsh conditions
c.
an individual's ability to reproduce
d.
an individual's physical strength
Natural selection works on
a.
individuals.
b.
genes.
c.
populations.
d.
species.
h
A chance event occurs that causes a population to lose some individuals (they died); hence, a loss of alleles in the population results froma. mutation.b. migration.c. selection.d. genetic drift.
Chapter 22 Solutions
Study Guide for Campbell Biology
Ch. 22 - a. Write the capital letter representing the...Ch. 22 - List the two observations from which Darwin drew...Ch. 22 - a. Explain how the rapid evolution of drug...Ch. 22 - Complete the following concept map that summarizes...Ch. 22 - Explain in your own words the main components of...Ch. 22 - Briefly explain the following statement: In...Ch. 22 - Which of the following slogans best describes the...Ch. 22 - Which of the following scientists proposed that...Ch. 22 - Darwin proposed that new species evolve from...Ch. 22 - Each of the following influenced Darwin as he...
Ch. 22 - Darwins publication of On the Origin of Species...Ch. 22 - The smallest unit that can evolve is a(n) a....Ch. 22 - Which of the following statements is not...Ch. 22 - Darwin observed that organisms are capable of...Ch. 22 - What might you conclude from the observation that...Ch. 22 - The remnants of pelvic and leg bones in a snake a....Ch. 22 - The hypothesis that whales evolved from...Ch. 22 - Which of the following sources of evidence...Ch. 22 - When cytochrome c molecules are compared, yeasts...Ch. 22 - Which of the following is an example of convergent...Ch. 22 - Prob. 15TYKCh. 22 - Use the following evolutionary tree representing...Ch. 22 - Evolution by natural selection would be impossible...
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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
- Which of the following is the best description of sexual selection? a. Sexual selection is the differential reproductive success due to variation in acquiring immunity from mates. b. Sexual selection is the differential reproductive success due to variation in survival from social selection. c. Sexual selection is the differential reproductive success due to variation in acquiring mates or mating success. d. Sexual selection is the differential survival success due to variation in avoiding mates or mating success.arrow_forwardA social interaction between an actor and a recipient can influence their relative fitness. When the outcome of such an interaction brings harm to both participants, the action is described as being _________. A. asymbiotic. B. spiteful. C. antagonistic. D. selfish.arrow_forwardWhich of the following correctly refer to individuals with lower fitness? A) Have a selective disadvantage B) Are selected against C) Have an evolutionary benefit A and B A, B, and Carrow_forward
- Identify each of the following statements as being most similar to a hypothesis, a law or a theory. Explain your reasoning. A. Dogs like to chase bunnies. B. By identifying the gene responsible for triggering the predation response, breeders could develop a dog that will not chase bunnies. C. The predatory behavior of dogs towards smaller animals is due to their close genetic relationship to wolves.arrow_forwardAccording to Darwin’s theory, organisms that are the most fit A. have the longest life spans. B. have the best overall health. C. produce the highest number of viable offspring in their lifetimes. D. are best suited for capturing prey and avoiding predators.arrow_forwardBehavioral ecology assumes a. that all behavioral traits are innate. b. learning is the dominant determinant of behavior. c. behavioral traits are subject to natural selection. d. behavioral traits do not affect fitness.arrow_forward
- Descent with modification results in individuals who: A. are the strongest. B. are the smartest. C. have the greatest ability to succeed in life. D. have the greatest ability to survive and reproduce.arrow_forwardNatural selection is the only process that results ina. genetic variation.b. adaptation to the environment.c. phenotypic change.d. competition among individuals in a population.arrow_forwardUnder a simple model, the evolution of asexual reproduction strategies will take over a population. The model relies on two assumptions. Which of the following are the assumptions? a. Reproductive mode does not affect how many offspring are produced by a female. b. Reproductive mode does not affect the sexual selection on males c. Reproductive mode does not affect the probability of offspring survival d. Both a. and b. e. Both a. and c.arrow_forward
- The Old Order Amish is a relatively small population of individuals found in the United States in Pennsylvania and Ohio. They are a very isolated population due to their strong religious beliefs and lifestyle that have continued for more than 200 years. They mostly select mates from within their own population, which has had significant effects on their gene pool.The effects on their gene pool is a result of a. non-random mating b. founder effect c. mutation d. bottleneck effectarrow_forwardSome females seem to prefer the green colouration and some females seem to prefer the blue colouration. What type of selection is this an example of? a. stabilizing b. balancing c. directional d. diversifyingarrow_forwardWhich aspect(s) of natural selection is(are) illustrated by the figure below? Check ALL answers that apply. A. Variation among individuals must be genetically transmissible to the next generation. B. Variation must exist in a population. C. Variation among individuals leads to differences in lifetime reproductive success. D. More individuals are produced each generation than the environment can support, resulting in competition for survival.arrow_forward
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