Chapter 21, Problem 38A

Summary Introduction

To determine:

A cladogram showing the presence of group II introns.

Introduction:

The cladogram is a pictorial representation of the group of organisms that share an ancestral relationship. The cladogram is used for the study of the phylogenetic and comparison of different organisms.

Explanation of Solution

In mosses hornworts and most of the vascular plants, the mitochondrial group II introns are present, but they are absent in liverwort green algae and other eukaryotes.