CH10 phylogeny

Question 1

What is phylogeny

Answer 1

• name given to the evolutionary relationships between organisms

Question 2

What is phylogenetics

Answer 2

• the study of evolutionary history of groups of organisms

Question 3

What does phylogenetics reveal

Answer 3

• which groups particular organisms are related to
• how closely related groups are

Question 4

What is a phylogenetic tree

Answer 4

• diagram used to represent the evolutionary relationships between organisms

Question 5

Advantages of phylogenetic classification

Answer 5

• produces a continuous tree whereas classification requires discrete taxonomical groups
• hierarchal nature of linnaean classification can be misleading as implies different groups within the same rank are equivalent