The Following Questions Refer to the Information Below -A Researcher Wants to Determine the Genetic Relatedness of Several

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.
$$\begin{array} { l c } \text { Species } & \text { Percentage } \\\hline \text { Chimpanzee } & 99.7 \\\text { Orangutan } & 98.6 \\\text { Baboon } & 97.2 \\\text { Rhesus Monkey } & 96.9 \\\text { Rabbit } & 93.7\end{array}$$

-A researcher wants to determine the genetic relatedness of several breeds of dog (Canis familiaris) . The researcher should compare homologous sequences of __________ that are known to be __________.

A) carbohydrates; poorly conserved
B) fatty acids; highly conserved
C) lipids; poorly conserved
D) proteins or nucleic acids; poorly conserved
E) amino acids; highly conserved