Unit 7 Bio 103

to determine evolutionary relationships scientist use...

• Fossil Record

• DNA

• Proteins

• Homologous Structures

• All

Tags

NGSS.HS-LS4-1

what is the most valid way to determine evolutionary relationships?

• DNA & Proteins

• Homologous Structures

• RNA & DNA

Tags

NGSS.HS-LS4-1

NGSS.HS-LS4-2

diagram that represents the evolutionary history of a group of organisms

• Cladogram

• phylogenetic trees

• Branching Diagram

• evolutionary diagram

In a Cladogram each line represents a .....

• lineage

• branch

• organism

• population

each branching point in a cladogram is a ....

• organsim

• node

• lineage

• clade

nodes and branches are called....

• MRCA

• common ancestors

• clades

Tags

NGSS.HS-LS4-1

two clades that emerge from the same node are .....

• sister taxa

• family taxa

• relative taxa

linage that involved from the root and remains unbranched is the .....

• Basel taxon

• root taxon

• sister taxon

linage that is not closely related to the rest of the organisms?

• in-group

• out-group

Tags

NGSS.HS-LS4-1

monophyletic Group

• nada

• MRCA & descendents

• MCRA but not descendents

Tags

NGSS.HS-LS4-1