Genetics: Analysis and Principles
6th Edition
ISBN: 9781259616020
Author: Robert J. Brooker Professor Dr.
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 1.2, Problem 4COMQ
Evolutionary change caused by natural selection results in species with
a. greater complexity.
b. less complexity.
c. greater reproductive success in their native environment.
d. the ability to survive longer.
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Students have asked these similar questions
Evolutionary change caused by natural selection results in species witha. greater complexity.b. less complexity.c. greater reproductive success in their native environment.d. the ability to survive longer.
Evolution results in an increase of organisms that are
A.
larger.
B.
more complex.
C.
better suited to the current environment.
D.
better able to adapt to changing environments.
According 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.
Chapter 1 Solutions
Genetics: Analysis and Principles
Ch. 1.1 - 1. Which of the following is not a constituent of...Ch. 1.1 - 2. A gene is a segment of DNA that has the...Ch. 1.1 - The function of the genetic code is to a. promote...Ch. 1.1 - The process of transcription directly results in...Ch. 1.2 - Gene expression can be viewed at which of the...Ch. 1.2 - 2. Variation in the traits of organisms may be...Ch. 1.2 - 3. A human skin cell has 46 chromosomes. A human...Ch. 1.2 - 4. Evolutionary change caused by natural selection...Ch. 1.3 - Which of the following is not a model organism? a....Ch. 1.3 - A person studying the rate of transcription of a...
Ch. 1.4 - The scientific method involves which of the...Ch. 1 - Pick any example of a genetic technology and...Ch. 1 - Prob. 2CONQCh. 1 - Most genes encode proteins. Explain how the...Ch. 1 - Prob. 4CONQCh. 1 - Prob. 5CONQCh. 1 - Prob. 6CONQCh. 1 - Prob. 7CONQCh. 1 - Your textbook describes how the detrimental...Ch. 1 - Prob. 9CONQCh. 1 - Prob. 10CONQCh. 1 - Prob. 11CONQCh. 1 - Prob. 12CONQCh. 1 - 13. With regard to biological evolution, which of...Ch. 1 - 14. What are the primary interests of researchers...Ch. 1 - What is a genetic cross?Ch. 1 - Prob. 2EQCh. 1 - Prob. 3EQCh. 1 - 4. Many organisms are studied by geneticists. Do...Ch. 1 - Prob. 5EQ
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- The adaptive radiation of mammals following the extinction of the dinosaurs is an example of adaptive radiation due to a. physiological innovation. b. ecological opportunity. c. morphological innovation. d. behavioural innovation.arrow_forwardOf the following, which one is an example of an evolutionary explanation (as opposed to a functional explanation)?A. People evolved a fear of snakes because many snakes are dangerous.B. Humans have a (tiny) tailbone because our ancient monkey-like ancestors had a tail.C. People evolved an ability to recognize faces because that ability is essential for cooperative social behaviors.D. People evolved a tendency to form long-term male–female bonds because human infants benefit from the help of two parents during their long period of dependence.arrow_forwardThe Galapagos archipelago consists of volcanic islands that formed within the last 5 million years. Darwin wrote of the finches on these islands, "...from an original paucity of birds in this archipelago, one species has been taken and modified for different ends." The Galapagos finches are an example of adaptive radiation driven by a. behavioural innovation. b. morphological innovation. c. ecological opportunity. d. physiological innovation.arrow_forward
- Which one of the following traits is not shared by most model species? A. High fecundity B. Short generation time C. Ease of maintaining populations in a lab environment D. Exhibit traits that are relevant to human biomedical science E. Developmental fate of each cell has been mapped from embryo to adultarrow_forwardWhich of the following is the most important trait in terms of evolutionary success a. production of fertile offspring b. ability to compete with other species c. resiliency agaist environmental stressors d. ability to acquire food and resources e. All of the abovearrow_forwardB. Fossils c) Ancestral structures Homologous structures 2. The process by which individuals that are better adapted to their environ to survive and reproduce than other members of the same species is call A Natural selection B. Evolution C Competition D. Over production 3. Which of the following is the best example of an adaptation that helps org their environment? A green coloring in lizerds living on gray rocksarrow_forward
- Species can vary in several ways. Which of the following is one of Darwin’s ideas that was accepted by most scientists of his time due to the large number of fossils being discovered at that time? A. Species that live in seawater can also live on mountains. B. Species have specific adaptations to their local environment. C. Species vary around the world. D. Species change over long periods of time.arrow_forwardWhich of the following statements is true? A. Evolution involves a change in gene frequencies from one generation to the next B. Natural selection is the only mechanism through which animals evolve to become adapted to their environment C. Genetic drift results in evolution but not adaptation to the environment D. For natural selection to occur, differences in genetically-based traits must result in differential reproductive success E. All of the above are true A blastopore... A. Is the opening through which food enters a gastrovascular cavity B. Is an opening to the water-filled central cavity of a sponge C. Is the opening to the primitive gut that gives rise to the mouth in a deuterostome eucoelomate D. Is the open end of the archenteron that appears during gastrulation E. None of the abovearrow_forwardThe biological variation in living primates provides models for understanding A. Morphology, behavior, adaptation in the evolutionary past, and alternative forms of classification B. Alternative forms of classification C. The uses of anatomical and genetic evidence D. Morphology, behavior, and adaptation in the evolutionary pastarrow_forward
- Which of the following does not apply to mutations?a. They occur to cause adaptive changes in response to the environment.b. They are usually either harmful or neutral.c. They are only inherited if they occur in a sperm or egg cell.d. They often occur when DNA is copied.arrow_forwardResearchers have found fossils of Eocene horse species in Colorado. Deeper deposits contain smaller species, and more recent deposits contain larger species. How does this observation support the theory of evolution? A. It provides evidence that species change over time. B. It does not support the theory of evolution. C. It shows that all species are related to each other. D. It proves that environments have changed over time. E. It suggests that species are unchanging and of recent origin.arrow_forwardNatural selection occurs when which of the following conditions are met? Group of answer choices a.Variations between individual organisms lead to differential survival chances. b.The conditions in an ecosystem support a wide range of living organisms c.Individual organisms depend on each other to obtain available resources. d. Habitat and nutrient resources in an area are plentiful over a long period of time.arrow_forward
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