The Relative Lengths of the Frog and Mouse Branches in the Phylogenetic

question 55

Multiple Choice

The relative lengths of the frog and mouse branches in the phylogenetic tree in the figure given below indicate that Figure 20.7

• A) frogs evolved before mice.
• B) mice evolved before frogs.
• C) the homolog has evolved more rapidly in mice.
• D) the homolog has evolved more slowly in mice.