Researchers studying populations of lizards from the genus Gallotia on the Canary Islands compared the protein cytochrome b in different populations. The table shows the number of differences in the cytochrome b protein between different populations.
Changes in Cytochrome b
\begin{tabular}{|c|c|c|c|c|c|c|c|}
\hline & \begin{tabular}{c}
G. \\
stehlini
\end{tabular} & \begin{tabular}{c}
G. \\
atlantica
\end{tabular} & \begin{tabular}{l}
G. galloti \\
palmae
\end{tabular} & \begin{tabular}{l}
G. galloti \\
elsentrauti
\end{tabular} & \begin{tabular}{l}
G. galloti \\
galloti
\end{tabular} & \begin{tabular}{c}
G. \\
bravoana
\end{tabular} & \begin{tabular}{c}
$G$ \\
simonyi
\end{tabular} \\
\hline \begin{tabular}{c}
G. \\
stehlini
\end{tabular} & $-1=$ & & & & & & \\
\hline \begin{tabular}{c}
G. \\
atlantica
\end{tabular} & 36 & & & & & & \\
\hline \begin{tabular}{c}
G. galloti \\
palmae
\end{tabular} & 41 & 25 & & & & & \\
\hline G. galloti & 40 & 23 & 8 & & & & \\
\hline \begin{tabular}{l}
G. galloti \\
galloti
\end{tabular} & 40 & 19 & 10 & 6 & & & \\
\hline \begin{tabular}{c}
G. \\
bravoana
\end{tabular} & 45 & 24 & 19 & 19 & 15 & & \\
\hline \begin{tabular}{c}
G. \\
simonyi
\end{tabular} & 49 & 28 & 19 & 21 & 17 & 40 & \\
\hline
\end{tabular}
G. simonyi and G. bravoana are the most closely related
G. malloti nicantrauti and G. oalloti palmae are the most close y related
G. attantic and G. stehlini are the least closely related