Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 19, Problem 4RQ
What is the difference between micro- and macroevolution?
- Microevolution describes the evolution of small organisms, such as insects, while macroevolution describes the evolution of large organisms, like people and elephants
- Microevolution describes the evolution of microscopic entities, such as molecules and proteins, while macroevolution describes the evolution of whole organisms
- Microevolution describes the evolution of organisms in populations, while macroevolution describes the evolution of species over long periods of time
- Microevolution describes the evolution of organisms over their lifetimes, while macroevolution describes the evolution of organisms over multiple generations.
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Chapter 19 Solutions
Biology 2e
Ch. 19 - Figure 19.2 In plants, violet flower color (V) is...Ch. 19 - Figure 19.4 Do you think genetic drift would...Ch. 19 - Figure 19.8 In recent years, factories have become...Ch. 19 - What is the difference between micro- and...Ch. 19 - Population genetics is the study of: how selective...Ch. 19 - Which of the following populations is not in...Ch. 19 - One of the original Amish colonies rose from a...Ch. 19 - When male lions reach sexual maturity, they leave...Ch. 19 - Which of the following evolutionary forces can...Ch. 19 - What is assortative mating? when individuals mate...
Ch. 19 - When closely related individuals mate with each...Ch. 19 - What is a cline? the slope of a mountain where a...Ch. 19 - Which type of selection results in greater genetic...Ch. 19 - When males and females of a population look or act...Ch. 19 - The good genes hypothesis is a theory that...Ch. 19 - Solve for the genetic structure of a population...Ch. 19 - Explain the Hardy-Weinberg principle of...Ch. 19 - Imagine you are trying to test whether a...Ch. 19 - Describe a situation in which a population would...Ch. 19 - Describe natural selection and give an example of...Ch. 19 - Explain what a cline is and provide examples.Ch. 19 - Give an example of a trait that may have evolved...Ch. 19 - List the ways in which evolution can affect...
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- A population of insects is composed of individuals with red bodies and individuals with yellow bodies. A storm moves a small group of red insects to a new location where they thrive as a new population. What has occurred in the new population?* Bottleneck effect Sympatric speciation Founder effect Temporal isolation All living organisms use DNA and RNA as their genetic code roundworms, in fact, have 25% of their DNA in common while humans and chimpanzees have 98% in common. What type of evidence of evolution is this? * Comparative embryologyarrow_forwardWhich of the following is the best definition of a major transition in evolution? Individuals evolve traits the help them fight off rivals Formerly independent replicating individuals form a collective that reproduces together A group of individuals evolve traits that help them individually forage better Individuals evolve traits that allow them to colonize a new environment.arrow_forwardWhat is an evolutionary tree? Is there a precise evolutionary tree that explains the emergence and origin of every type of living organisms?arrow_forward
- The process of industrial melanism and the beaks of Darwin's finches are examples of what process producing evolutionary change? Selected Answer: artificial selection Answers: founder effect artificial selection intelligent design natural selectionarrow_forwardMale bowerbirds construct elaborate nests in order to attract females. Different species of bowerbirds often live in the same area, yet they will not mate with each other because of the females' strong preferences for a particular kind of nest. What does this exemplify? convergent evolution reproductive isolation homologous structures geographic isolationarrow_forwardVestigial structures are: structures that were helpful to our ancestors but do not serve any useful purpose under current conditions structures that are only helpful when there is competition for survival structures that are harmful relics of our evolution structures that appear to contradict our understanding of how evolution works O000arrow_forward
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