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TLS Online TPP Program

#Question id: 8687

Your professor wants you to construct a phylogenetic tree of orchids. She gives you tissue from seven orchid species and one lily. What is the most likely reason she gave you the lily?

#Section 2: Evolution
  1. to serve as an outgroup
  2. to see if the lily is a cryptic orchid species
  3. to see if the lily and the orchids show all the same shared derived characters
  4. to demonstrate likely homoplasies
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TLS Online TPP Program

#Question id: 4567

#Section 2: Evolution

Charles Darwin was the first person to propose
TLS Online TPP Program

#Question id: 4568

#Section 2: Evolution

 In Darwinʹs thinking, the more closely related two different organisms are, the
TLS Online TPP Program

#Question id: 4569

#Section 2: Evolution

Which of the following must exist in a population before natural selection can act upon that population?
TLS Online TPP Program

#Question id: 4570

#Section 2: Evolution

Which pair would probably have agreed with the process that is depicted by this tree?
TLS Online TPP Program

#Question id: 4571

#Section 2: Evolution

Evolutionary trees such as this are properly understood by scientists to be
TLS Online TPP Program

#Question id: 4572

#Section 2: Evolution

Of the following anatomical structures, which is homologous to the wing of a bird?