Essentials of Biology (5th International Edition)
5th Edition
ISBN: 9781259660269
Author: Sylvia S. Mader, Dr., Michael Windelspecht
Publisher: Mcgraw-Hill
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Chapter 15.1, Problem 3CYP
List the forces that help maintain genetic variability in a population.
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Describe genotype frequencies and allele frequencies in a population.
List the mechanisms that may cause allele and genotype frequencies to significantly change from one generation to the next.
Explain any 4 four forces leading to change in gene and genotype frequency in a population
Chapter 15 Solutions
Essentials of Biology (5th International Edition)
Ch. 15.1 - Describe the three types of natural...Ch. 15.1 - Prob. 2LOCh. 15.1 - Prob. 1CYPCh. 15.1 - Prob. 2CYPCh. 15.1 - List the forces that help maintain genetic...Ch. 15.1 - Prob. 1ACh. 15.1 - Prob. 2ACh. 15.1 - Prob. 3ACh. 15.1 - choose the type of selection that best matches the...Ch. 15.1 - Prob. 5A
Ch. 15.2 - Prob. 1LOCh. 15.2 - Prob. 2LOCh. 15.2 - Prob. 3LOCh. 15.2 - Prob. 1CYPCh. 15.2 - Prob. 2CYPCh. 15.2 - List the live factors that prevent microevolution...Ch. 15.2 - Prob. 4CYPCh. 15.2 - Prob. 5CYPCh. 15.2 - Prob. 6CYPCh. 15.2 - Prob. 6ACh. 15.2 - Prob. 7ACh. 15.2 - Prob. 8ACh. 15.2 - Prob. 9ACh. 15.2 - Prob. 10ACh. 15.2 - Prob. 11ACh. 15 - Prob. 1BYBCh. 15 - Prob. 2BYBCh. 15 - Prob. S1.2BYBCh. 15 - Prob. S14.1BYBCh. 15 - Prob. S9.3BYBCh. 15 - Prob. 1TCCh. 15 - Prob. 2TC
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- Why is genetic variability necessary in a population? What can happen if genetic variability is reduced?arrow_forwardCalculate the dominant allele "B" frequency and the recessive allele frequency if the population has 750 plants with BB genotype, 220 plants with Bb genotype and 20 plants with bb genotype.arrow_forwardWhen a population has a gene with four alleles circulating, how many possible genotypes are there? a.3 b.6 c. 10 d. 16arrow_forward
- If all copies of a given locus have the same allele throughout the population, the allele frequency is (a) 0 (b) 0.1 (c) 0.5 (d) 1.0 (e) 10.0arrow_forwardA difference in survival and reproduction among members of a population that vary in one or more traits is called ________.arrow_forwardWhat are fixed alleles, how do they affect population? Example provided pleasearrow_forward
- Explain how population size affects genetic drift, and calculate the probabilities of the outcomes of such drift.arrow_forwardA population is made up of individuals where 77 have the A1A1 genotype, 65 have the A1A2 genotype, and 123 have the A2A2 genotype. What is the allele frequency of A1? Answer to 2 decimal places.arrow_forwardDefine the term gene pool, and explain how it relates to allele frequencies in a population.arrow_forward
- Give the major factors that cause changes in the genotype and allele frequencies of a population through generations. briefly explain eacharrow_forwardA trait with only two forms in the population, wild type and mutant, would exhibit which one of the following types of genetic variation in the population? Continuous Discontinuous Both continuous and discontinuous Neither continuous nor discontinuousarrow_forwardDescribe a situation in which a population would undergo the bottleneck effect and explain what impact that would have on the population’s gene pool.arrow_forward
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