Podcast
Questions and Answers
What is the result of disruptive selection in a population?
What is the result of disruptive selection in a population?
- The sudden appearance of new alleles in the population
- A divergence of distinct groups of individuals within a population (correct)
- The elimination of all alleles in the population
- The average phenotype is favored
What determines population density in a particular environment?
What determines population density in a particular environment?
- Neither biotic nor abiotic factors
- Only abiotic factors
- Both biotic and abiotic factors (correct)
- Only biotic factors
What is the study of changes in populations over time?
What is the study of changes in populations over time?
- Population biology
- Population genetics
- Population ecology
- Population dynamics (correct)
What type of distribution occurs when individuals are spaced in a manner unrelated to the presence of others?
What type of distribution occurs when individuals are spaced in a manner unrelated to the presence of others?
What is the term for the number of individuals of a species per unit of area or volume?
What is the term for the number of individuals of a species per unit of area or volume?
What is a feature of populations that describes the age distribution of individuals?
What is a feature of populations that describes the age distribution of individuals?
What type of selection favors two or more different phenotypes in a population?
What type of selection favors two or more different phenotypes in a population?
What is the term for the study of the number of individuals of a particular species in an area?
What is the term for the study of the number of individuals of a particular species in an area?
What is the term for the spread of individuals in a population?
What is the term for the spread of individuals in a population?
What is the term for the rate at which a population grows or declines?
What is the term for the rate at which a population grows or declines?
