BIOLOGY: LIFE ON EARTH-W/MASTERING ACCE
2020th Edition
ISBN: 9780135686553
Author: Audesirk
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 15, Problem 4FTB
The process by which inherited characteristics of populations change over time is called ________. Variability among individuals is the result of chance changes called ________ that occur in the hereditary molecule ______.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
TRUE OR FALSE:"Natural selection works on the allelic frequencies of both lethal and beneficial mutations".
Genetic variation is the product of completely random events, but acting upon this randomness is a very nonrandom process called natural selection. Explain or give an example.
Which of the following are NOT processes that can change allelic frequencies?
Group of answer choices
Mutation
Migration
Natural selection
Random mating
Chapter 15 Solutions
BIOLOGY: LIFE ON EARTH-W/MASTERING ACCE
Ch. 15 - 1. Whale skeletons contain nonfunctional pelvic...Ch. 15 - 2. Darwin was influenced by Malthus's thinking...Ch. 15 - Prob. 3MCCh. 15 - Which of the following is NOT required for...Ch. 15 - 5. Which of the following is NOT evidence of...Ch. 15 - The flipper of a seal is homologous with the...Ch. 15 - The finding that all organisms share the same...Ch. 15 - Georges Cuvier espoused a concept called _______...Ch. 15 - 4. The process by which inherited characteristics...Ch. 15 - The process by which individuals with traits that...
Ch. 15 - Darwin's postulate 2 states that __________. The...Ch. 15 - Natural selection acts on individuals, but only...Ch. 15 - 2. Distinguish between catastrophism and...Ch. 15 - 3. Describe Lamarck’s theory of inheritance of...Ch. 15 - 4. What is natural selection? Describe how natural...Ch. 15 - 5. Describe how evolution occurs. In your...Ch. 15 - What is convergent evolution? Give an example.Ch. 15 - How do biochemistry and molecular genetics...Ch. 15 - Prob. 8RQCh. 15 - 1. In discussions of untapped human potential, it...Ch. 15 - 2. Does evolution through natural selection...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- How Can We Measure Allele Frequencies in Populations? Explain the connection between changes in population allele frequencies and evolution, and relate this to the observations made by Wallace and Darwin concerning natural selection.arrow_forwardImagine a population of pea plants growing in Petaluma. 50% of the gene pool is P alleles, for purple flowers and 50% is p alleles, for white flowers. How can the frequency of the alleles change in this population over generations? Select all the correct answers. Group of answer choices genetic drift natural selection mutation gene flowarrow_forwardAfter investigating a population, a biologist determined that 16% of the population exhibited the recessive trait. Based on this information, what frquency of individuals in the population are likely heterozygous for the trait? 0.16, 0.36, or 0.48arrow_forward
- ——- Is a characteristic of populations whereas———acts at the level of the individual. evolution/ inheritance of acquired characteristics evolution/natural selection natural selection/mutation natural selection/evolution mutation / evolutionarrow_forwardYou sample a population of butterflies and find that 42% are heterozygous for a particular gene. What would be the frequency of the recessive allele in this population? Group of answer choices 0.42 0.28 0.58 0.21 Allele frequency cannot be determined from this information.arrow_forwardPhysical anthropologist Eva Hernandez visits the Yamomamo in Venezuela and finds that only 3 individuals in a small village of 85 people have blood type A. Her grandson, Alberto Hernandez, returns 45 years later and finds that no one in the village has type A blood. A-gene flow B-natural selection C-genetic drift D-mutationarrow_forward
- Which of the following is the hypothesis that individuals who possess favorable traits are more likely to survive and reproduce than those who possess less favorable traits? genetic drift gene flow mutation natural selectionarrow_forwardEvolution is a process of___ in a population through___ variation over___ Evolution involves___ and___.arrow_forwardWhich of the following statements explains genetic variation? Genetic variation arises ____. When organisms need to change to survive in a new environment. From environmental changes that affect organisms. Through mutation and sexual reproduction. From traits acquired during the lifetime of an organism.arrow_forward
- Explain in your own words why natural selection acts on the PHENOTYPE and not the GENOTYPEarrow_forwardCompare and contrast the effects of mutation, migration, genetic drift, and natural selection on genetic variation within populations and on genetic divergence between populations.arrow_forwardA certain population has two color genes: B (black, dominant) and b (brown, recessive)Suppose you look at a population that is 25% brown and 75% black. Estimate the percentages in the gene pool that are B and b.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Human Heredity: Principles and Issues (MindTap Co...BiologyISBN:9781305251052Author:Michael CummingsPublisher:Cengage Learning
Human Heredity: Principles and Issues (MindTap Co...
Biology
ISBN:9781305251052
Author:Michael Cummings
Publisher:Cengage Learning
Genetic Variation and Mutation | 9-1 GCSE Science Biology | OCR, AQA, Edexcel; Author: SnapRevise;https://www.youtube.com/watch?v=bLP8udGGfHU;License: Standard YouTube License, CC-BY