Table 152 -Which Organism in Table 15

question 62

Multiple Choice

Table 15.2
$$\begin{array} { | l | c | } \hline \text { Bacterium } & \text { ID50 } \\\hline \text { E. coli } \mathrm { O } 157 : \mathrm { H } 7 & 20 \\\hline \text { Legionella pneumophila } & 1 \\\hline \text { Shigella } & 10 \\\hline \text { Treponema pallidum } & 57 \\\hline\end{array}$$
-Which organism in Table 15.2 causes the most severe disease?

• A)E)coli O157:H7
• B)Legionella pneumophila
• C)Shigella
• D)Treponema pallidum
• E)It cannot be determined from the information provided.

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Definitions:

Population Differences

Variations between groups of organisms of the same species, which may be due to genetic factors, environmental conditions, or both, and can lead to adaptations.

Developmental Explanation

An approach explaining behaviors or traits by understanding the changes that occur in an organism from birth to maturation.

Environmental Determination

The process by which the environment shapes and influences the development and traits of organisms.

Genetic Control

The regulation of an organism's development, behavior, and physiology through its genetic composition.