Figure 18.3 Using the Figure Above, Identify the Labeled Structure(s) in Each

question 71

Multiple Choice

Figure 18.3

Using the figure above, identify the labeled structure(s) in each of the following questions.
-Identify the structure(s) indicated by Label O.

• A) Posterior cavity
• B) Anterior chamber (filled with aqueous humor)
• C) Vestibule
• D) Posterior chamber (filled with aqueous humor)
• E) Ethmoidal labyrinth

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Definitions:

Heritability

A measure of how much of the variation in a trait within a population is due to genetic differences among individuals in that population.

Selection Differential

A measure in quantitative genetics that quantifies the difference between the mean phenotype of selected individuals for breeding and the mean phenotype of the general population, driving evolutionary changes.

Response to Selection

The genetic change in populations over generations due to selective pressures favoring advantageous traits.

Reaction Norms

Describes the range of behaviors, phenotypes, or physiological responses of an organism under different environmental conditions.