25. According to Darwin’s theory of natural selection, the individuals that tend to survive are those that have * a. characteristics their parents acquired by use and disuse. b. characteristics that plant and animal breeders value. c. the greatest number of offspring. d. variations best suited to environmental conditions

25. According to Darwin’s theory of natural selection, the individuals that tend to survive are those that have * a. characteristics their parents acquired by use and disuse. b. characteristics that plant and animal breeders value. c. the greatest number of offspring. d. variations best suited to environmental conditions

Biology: The Dynamic Science (MindTap Course List)

4th Edition

ISBN:9781305389892

Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Chapter1: Introduction To Biological Concepts And Research

Section: Chapter Questions

Problem 8TYK: Which of the following is not a component of Darwins theory as he understood it? a. Some individuals...

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1.A) Adaptations to a Changing Environment• Explain why it is necessary for organisms to have the ability to adapt.• Why is the current environment making it difficult for organisms to adapt?• Explain how organisms develop adaptations.2. B) Artificial Selection• Explain how artificial selection is like natural selection.• Why are quail useful subjects for an experiment on selection? What other organisms share similar characteristics?
Which of the following ideas is not included in Darwins theory? a. All organisms that have ever existed arose through evolutionary modifications of ancestral species. b. The great variety of species alive today resulted from the diversification of ancestral species. c. Natural selection drives some evolutionary change. d. Natural selection preserves advantageous traits. e. Natural selection eliminates adaptive traits.
The phenomenon in which chance events cause unpredictable changes in allele frequencies is called: a. gene flow. b. genetic drift. c. inbreeding. d. balanced polymorphism. e. stabilizing selection.
2) A basic truth of inheritance that had been known well before Darwin's time was that a. selective breeding improves the evolutionary fitness of domesticated species b. offspring frequently resemble their parents. c. offspring frequently resemble their parents AND they inherit genes from their parents d. offspring inherit genes from their parents.
1) Darwin's studies of Galapagos finches are well known in the study of evolution. These studies have been instrumental in helping us understand how new species evolved from pre-existing species. Which statement is true about the speciation of the Galapagos finches? A) The finches evolved traits to help them survive in different environments. B) The finches had different traits that influenced the environment in which they chose to live. C) Genetic variation occurred amongst the finches, giving some a genetic advantage in a changing environment, allowing them to better survive. D) Members of the original population evolved in such a way that it became impossible for individuals from the two new populations to interbreed. Not graded
1) Darwin's studies of Galapagos finches are well known in the study of evolution. These studies have been instrumental in helping us understand how new species evolved from pre-existing species. Which statement is true about the speciation of the Galapagos finches? A) The finches evolved traits to help them survive in different environments. B) The finches had different traits that influenced the environment in which they chose to live. C) Genetic variation occurred amongst the finches, giving some a genetic advantage in a changing environment, allowing them to better survive. D) Members of the original population evolved in such a way that it became impossible for individuals from the two new populations to interbreed.
5. The criterion that is used to distinguish the relationship between two species A. Geography B. Physical traits C. Reproduction D. Time
7. In the course of human evolution, we can see in the fossil record a tendency towards increasingly large brains as this feature likely served as an adaptive advantage. In terms of natural selection this is known as a. Random Selection b. Stabalizing Selection c. Directional Selection d. Disruptive Selection
3: The wings of birds, insects, and bats are _______ ________. Group of answer choices A: All of these answers are true B: vestigial traits C: analogous traits D: ancestral traits E: homologous traits
4. Why is the Hardy Weinberg law of equilibrium important to a study of evolutionary processes? a. it tells us how heavy are mammals and if they may have lived in cold enviroments in the past. b. It shows us to measure change in gene frequency in population to see if selection pressures are affecting gene expression. c.It allows us to study how eplgenetics affects specific traits d. It allow us to measure the age of fossils and date the origin of a species
8) What data would suggest that a species evolutionary history includes sexual selection as a mechanism that helped shape the species? A) If males and females are significantly different from each other (sexual dimporphism) B) If some males reproduce with multiple females while other males do not reproduce C) If males engage in "risky" behavior D) If males and females form different social groups (i.e. herds are formed from either males or females but not both)
6. Read the following sentence: “Even though people selectively breed to yield animals with desired traits, there are dangers to selective breeding.” What does yield mean as used in the text? a) To produce b) To surrender c) To endanger d) Not worth much money to remove