Human Biology: Concepts and Current Issues, Books a la Carte Edition; Modified Mastering Biology with Pearson eText -- ValuePack Access Card -- for ... Concepts and Current Issues (8th Edition)
8th Edition
ISBN: 9780134577784
Author: Michael D. Johnson
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 22, Problem 6TY
Which of the following best describes evolutionary “fitness”?
a. overall strength relative to other members of a population
b. overall cardiovascular health relative to other members of a population
c. ability to attract mates relative to other members of a population
d. ability to survive and reproduce relative to other members of a population
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Which one of these statements about fitness is most accurate?
A. Fitness is a measure of strength & health
B. Fitness may change at a population level, but is constant for an individual
C. Fitness can only be measured at the population level
D. Fitness is a measure of reproductive success
E. Fitness is an overall measurement that applies to all evolutionary mechanisms
Which of the following is the best definition of fitness? a. The ability to increase the number of alleles in a gene pool b. The ability to survive for a long time c. The ability of an individual to adapt to a changing environment d. The ability to produce many offspring
Why is "fitness" in selection referred to "relative fitness"?
Group of answer choices
A_"Relative fitness" refers to fitness of a genotype relative to the environment that organisms are in
B_"Relative fitness" refers to fitness of some genotypes relative to other genotypes in a population
Chapter 22 Solutions
Human Biology: Concepts and Current Issues, Books a la Carte Edition; Modified Mastering Biology with Pearson eText -- ValuePack Access Card -- for ... Concepts and Current Issues (8th Edition)
Ch. 22 - Do you think the skeletons of Liang Bua Cave...Ch. 22 - Is it important that we try to discover the...Ch. 22 - Describe the three key elements of evolution.Ch. 22 - Explain how a fossil is created.Ch. 22 - List some of the main sources of evidence for...Ch. 22 - Prob. 4CRCh. 22 - Prob. 5CRCh. 22 - Prob. 6CRCh. 22 - Explain how rising atmospheric concentrations of...Ch. 22 - List the features that make Hominidae different...
Ch. 22 -
9. Describe the origins of Homo sapiens.
Ch. 22 - Explain why racial differences may disappear...Ch. 22 - Prob. 1TYCh. 22 - Prob. 2TYCh. 22 - Prob. 3TYCh. 22 - Vestigial structures, homologous structures, and...Ch. 22 -
5. Which of the following statements about...Ch. 22 - Which of the following best describes evolutionary...Ch. 22 - Prob. 7TYCh. 22 - Genetic drift is most likely to affect: a. every...Ch. 22 -
9. Which of the following would be described as...Ch. 22 - Which of the following statements is true? a. Mass...Ch. 22 - In what order did events occur that led to life on...Ch. 22 - Prob. 12TYCh. 22 -
13. Which of the following statements about the...Ch. 22 - Prob. 14TYCh. 22 - Which of the following is not believed to be a...Ch. 22 - Prob. 1AWKCh. 22 - Prob. 2AWKCh. 22 - Critics of evolution often charge, correctly as it...Ch. 22 - Prob. 4AWKCh. 22 - Prob. 5AWKCh. 22 - It is believed that humans evolved in Africa and...Ch. 22 - Prob. 7AWKCh. 22 - Of all the great evolutionary advances of life on...
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
- In which of the following pairs do both evolutionary processes introduce new genetic variation into a population? a. natural selection and genetic drift b. mutation and gene flow c. natural selection and gene flow d. gene flow and genetic driftarrow_forwardA difference in survival and reproduction among members of a population that vary in one or more traits is called ________.arrow_forwardDarwinian fitness is a measure of a. survival. b. reproductive success. c. heterozygosity of the gene pool. d. polymorphisms in a population.arrow_forward
- Relative fitness is more important than absolute fitness because ________ . a. Evolutionary change depends on differences in fitness among individuals within a population b.Relative fitness is calculated by dividing the absolute finesses with each other c.Relative fitness is based on mutation rates d. None of the abovearrow_forwardWhat would be the best measure of the evolutionary fitness of individuals, from the options available? Measure the percent of individuals with certain genotypes in a population Measure the average lifespan of individuals with certain genotypes in a population Measure the average number of offspring of individuals with certain genotypes in a populationarrow_forwardWhich of the following correctly refer to individuals with lower fitness? A) Have a selective disadvantage B) Are selected against C) Have an evolutionary benefit A and B A, B, and Carrow_forward
- Which of the following best describes the biological significance of genetic diversity between populations? A) Genes for traits conferring an advantage to local conditions are unlikely. B) Diseases and parasites are not spread between separated populations. C) Genetic diversity reduces the probability of extinction. D) The population that is most fit would survive by competitive exclusion.arrow_forwardYou are studying a species of beetle known as a Flumbodoodle Beetle. The beetle has long spikes on its shell to defend itself from potential predators. You are interested in studying evolution in this beetle. Which of the following studies do you not need to conduct to determine if the long spike trait can evolve by natural selection. a. A study that determines whether beetles with longer spikes survive and reproduce better than beetles with shorter spikes. b. A study that measures the spike length variation across multiple individuals in a population. c. A study where you measure the spike length on the parents and a study where you measure the spike length on the offspring. d. A study that determines whether these spikes on the beetle are also used in mate choice contexts.arrow_forwarda). define fitness in terms of an evolutionary term what does fitness mean? b). by what process would analogous structures evolve so they look alike? c). by what process would 2 related but geographically separated groups evolve similar adaptations independently.arrow_forward
- Which of the following is the best description of sexual selection? a. Sexual selection is the differential reproductive success due to variation in acquiring immunity from mates. b. Sexual selection is the differential reproductive success due to variation in survival from social selection. c. Sexual selection is the differential reproductive success due to variation in acquiring mates or mating success. d. Sexual selection is the differential survival success due to variation in avoiding mates or mating success.arrow_forwardWhat is true of populations that are in Hardy-Weinberg equilibrium? a. Organisms are constantly migrating. b. Mating is random. c. The populations must be very small. d. Natural selection is occurring.arrow_forwardWhich of the following evolutionary forces can introduce new genetic variation into a population? a. natural selection and genetic drift b. mutation and gene flow c. natural selection and nonrandom mating d. mutation and genetic driftarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Concepts of BiologyBiologyISBN:9781938168116Author:Samantha Fowler, Rebecca Roush, James WisePublisher:OpenStax College
Human Biology (MindTap Course List)BiologyISBN:9781305112100Author:Cecie Starr, Beverly McMillanPublisher:Cengage Learning
Concepts of Biology
Biology
ISBN:9781938168116
Author:Samantha Fowler, Rebecca Roush, James Wise
Publisher:OpenStax College
Human Biology (MindTap Course List)
Biology
ISBN:9781305112100
Author:Cecie Starr, Beverly McMillan
Publisher:Cengage Learning
GCSE Biology - Adaptations #79; Author: Cognito;https://www.youtube.com/watch?v=tC-u8xcZYSM;License: Standard Youtube License