The Following Questions Refer to the Information Below -Concerning Growth in Genome Size Over Evolutionary Time, Which of Compared

question 9

Multiple Choice

The following questions refer to the information below.
A researcher compared the nucleotide sequences of a homologous gene from five different species of mammals with the homologous human gene. The sequence homology between each species' version of the gene and the human gene is presented as a percentage of similarity.
$$\begin{array} { l c } \text { Species } & \text { Percentage } \\\hline \text { Chimpanzee } & 99.7 \\\text { Orangutan } & 98.6 \\\text { Baboon } & 97.2 \\\text { Rhesus Monkey } & 96.9 \\\text { Rabbit } & 93.7\end{array}$$

-Concerning growth in genome size over evolutionary time, which of these does not belong with the others?

• A)orthologous genes
• B)gene duplications
• C)paralogous genes
• D)gene families