Darwin viewed the history of life as a tree,as depicted in the figure,with multiple branchings from a common trunk to the tips of the twigs. Which part of that tree represents extant organisms?
A)tips of the twigs
B)unlabeled branches
C)common trunk
D)forks of the tree

Question

Darwin viewed the history of life as a tree,as depicted in the figure,with multiple branchings from a common trunk to the tips of the twigs.  Which part of that tree represents extant organisms?
A)tips of the twigs 
B)unlabeled branches 
C)common trunk 
D)forks of the tree

Quizplus · Accepted Answer

Extant organisms are currently living organisms, which would be located at the tips of the twigs on the tree of life.

Darwin Viewed the History of Life as a Tree,as Depicted