Question Detail

ZOO 102 Animal Diversity, Phylogeny, and Vertebrate Structure Objective Question

Question

Which term describes a group of organisms that includes a common ancestor and all of its descendants?
Options
A Monophyletic
Correct Answer
B Paraphyletic
C Polyphyletic
D Outgroup
Correct Answer

Option A is the correct answer.

Detailed Explanation

A monophyletic group, also known as a clade, consists of an ancestor and all its descendants. A paraphyletic group leaves some descendants out.

Hint

This term is synonymous with a 'true clade'.

Question Info