Loose Leaf For Integrated Principles Of Zoology
18th Edition
ISBN: 9781260411140
Author: Cleveland P Hickman Jr. Emeritus, Susan L. Keen, David J Eisenhour Professor PhD, Allan Larson, Helen I'Anson Associate Professor of Biology
Publisher: McGraw-Hill Education
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Question
Chapter 7, Problem 6RQ
Summary Introduction
To describe: The disadvantages of sexual reproduction.
Introduction: Reproduction is the biological process through which new individual organisms are produced from their parents. It is the ubiquitous properties of life. It is essential for evolution, since the ceaseless replacement of predecessors with new life gives animal population. There are two types of reproduction namely asexual reproduction and sexual reproduction.
Summary Introduction
To describe: The advantages of sexual reproduction.
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A paradox of sexual reproduction is that despite its being widespread in nature, the question of why it exists at all is still unresolved. What are some disadvantages of sex? What are some consequences of sex that make it so important?
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What is the proposed evolutionary benefit of sexual reproduction?
Chapter 7 Solutions
Loose Leaf For Integrated Principles Of Zoology
Ch. 7 - Define asexual reproduction, and describe four...Ch. 7 - Prob. 2RQCh. 7 - Explain why genetic mutations in asexual organisms...Ch. 7 - Define the two reproductive strategies of...Ch. 7 - Define the terms dioecious and monoecious. Can...Ch. 7 - Prob. 6RQCh. 7 - What is a germ-cell line? How do germ cells pass...Ch. 7 - Explain how a spermatogonium, containing a diploid...Ch. 7 - Prob. 9RQCh. 7 - Name the general location and give the function of...
Ch. 7 - Prob. 11RQCh. 7 - What are the male sex hormones and what are their...Ch. 7 - Explain how the female hormones GnRH, FSH, LH, and...Ch. 7 - Explain the function of the corpus luteum in the...Ch. 7 - Describe the role of pregnancy hormones during...Ch. 7 - If identical human twins develop from separate...Ch. 7 - Fish and amphibians tend to have less complex...
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- Which of the following is an advantage of asexual reproduction over sexual reproduction?arrow_forwardWhy is syngamy a major event in sexual reproduction?arrow_forwardWhat are some benefits that come with sexual reproduction? Please select all correct answers. a. Sexual individuals must reproduce twice as much. b. Sex makes species less vulnerable to parasites. c. Males and females must expend energy finding each other. d. It potentially makes dangerous alleles less dangeous.arrow_forward
- Why does sexual reproduction persist even though it requires moreenergy than asexual reproduction?arrow_forwardWhat is a likely evolutionary advantage of sexual reproduction over asexual reproduction?arrow_forwardWhy is sexual reproduction more efficient than asexual reproduction amonganimals?arrow_forward
- Which of the following is a disadvantage of sexual reproduction? a.)Offspring can be reproduced more quickly than by sexual means b.)Two parents are required for making sex cells c.)Offspring are genetically different d.)Genetic diversity makes organism respond uniformly to environment changesarrow_forwardWhat are the essential requisites for sexual reproduction?arrow_forwardWhich of the following consequences of sexual reproduction is considered disadvantageous? A. More rapid evolution. B. Generation of novel genotypes. C. Clearance of deleterious mutations. D. Reduced relatedness.arrow_forward
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