Binomial System & Phylogenetic classification

• Why is a binomial system used when naming species?

  So that different names are not used in different countries, which could lead to errors in estimates of the number of individuals of different species.
• How are individuals named using the binomial system?

  individuals are named after their genus and species, eg. Homo sapiens are humans.
• How does phylogenetic classification work?

  Phylogenetic classification arranges species into groups according to their evolutionary origins and relationships.
• What do phylogenetic trees show?

  They show who is related to whom and how closely related they are. All organisms have evolved from share common ancestors and this is shown on the tree.
• How does phylogenetic classification arrange species?

  Arranges species into groups based on their evolutionary origins and relationships.