The Following Questions Refer to the Information Below -Species That Are Not Closely Related and That Do Not

question 40

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

-Species that are not closely related and that do not share many anatomical similarities can still be placed together on the same phylogenetic tree by comparing their

• A)plasmids.
• B)chloroplast genomes.
• C)mitochondrial genomes.
• D)homologous genes that are poorly conserved.
• E)homologous genes that are highly conserved.

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Definitions:

Generalized Adaptation Syndrome

A theoretical framework describing the body's response to stress in three stages: alarm, resistance, and exhaustion.

Generalized Adjustment Syndrome

A model outlining the body's short-term and long-term reactions to stress, including stages of alarm, resistance, and exhaustion.

Parasympathetic

Part of the autonomic nervous system that conserves energy as it slows the heart rate, increases intestinal and gland activity, and relaxes sphincter muscles.

Sympathetic

Relating to the sympathetic nervous system, which is part of the autonomic nervous system responsible for the body's "fight or flight" response.