A Study of Several Pedigrees Demonstrates That Two Parents Are

question 53

Multiple Choice

A study of several pedigrees demonstrates that two parents are normal.If some of their children express a trait,then the trait is controlled by a:

• A)codominant gene.
• B)simple dominant gene.
• C)recessive gene.
• D)sex-linked gene.

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Definitions:

Population Mean

The average of a set of values in the entire population.

Margin of Error

An expression of the extent to which a sample statistic may differ from the true population parameter; it quantifies uncertainty in estimation.

Z Value

A measure in statistics that represents the number of standard deviations a data point is from the mean.

Confidence Interval

A range of values used in statistics that estimates where a true parameter value for a given population lies with a certain level of confidence.