Podcast
Questions and Answers
Which classification system is the most recent?
Which classification system is the most recent?
- Three Domains (correct)
- Two Kingdoms
- Five Kingdoms
- Monera
What were the five recognized kingdoms before the three-domain system?
What were the five recognized kingdoms before the three-domain system?
- Monera, Protista, Plantae, Fungi, Bacteria
- Monera, Protista, Plantae, Fungi, Archaea
- Monera, Protista, Plantae, Fungi, Animalia (correct)
- Bacteria, Archaea, Eukarya
What is horizontal gene transfer?
What is horizontal gene transfer?
- The transfer of genes from parents to offspring
- The transfer of genes between plants and animals
- The transfer of genes from one species to another (correct)
- The transfer of genes within the same species
What are the causes of horizontal gene transfer?
What are the causes of horizontal gene transfer?
What is the purpose of the three-domain system?
What is the purpose of the three-domain system?
Which domain includes prokaryotes?
Which domain includes prokaryotes?
Which domain includes ancient bacteria?
Which domain includes ancient bacteria?
Which domain includes eukaryotes?
Which domain includes eukaryotes?
Which domain was part of the five-kingdom classification system?
Which domain was part of the five-kingdom classification system?
What does Figure 20.22 represent?
What does Figure 20.22 represent?
Which of the following best describes a molecular clock?
Which of the following best describes a molecular clock?
What is the assumption made when using a molecular clock?
What is the assumption made when using a molecular clock?
What determines the difference in clock rate for different genes?
What determines the difference in clock rate for different genes?
What is the purpose of a molecular clock?
What is the purpose of a molecular clock?
Which of the following statements is true about selectively neutral mutations?
Which of the following statements is true about selectively neutral mutations?
What does the number of nucleotide substitutions in related genes represent in a molecular clock?
What does the number of nucleotide substitutions in related genes represent in a molecular clock?
What does a molecular clock use to estimate the absolute time of evolutionary change?
What does a molecular clock use to estimate the absolute time of evolutionary change?
Which of the following is NOT a characteristic of a molecular clock?
Which of the following is NOT a characteristic of a molecular clock?
What does the concept of a molecular clock assume about the rate of evolution in genes?
What does the concept of a molecular clock assume about the rate of evolution in genes?
Which of the following is the main factor that determines the difference in clock rate for different genes?
Which of the following is the main factor that determines the difference in clock rate for different genes?
