Microphthalmia Is a Condition That Causes Chickens to Have Very

question 25

Multiple Choice

Microphthalmia is a condition that causes chickens to have very small eyes,but it only appears in hens.The condition is autosomal recessive.Microphthalmia is sex-influenced and not sex-limited because

• A) only females express the trait.
• B) only males express the trait.
• C) it is not transmitted on a sex chromosome.
• D) both sexes have eyeballs.
• E) chickens do not have hormones.

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Definitions:

Population Distribution

The spread of characteristics (e.g., values or categories) within a population.

Statistical Methods

Techniques and procedures used for collecting, analyzing, interpreting, and presenting data.

Wilcoxon Rank Sum Test

A nonparametric statistical test used to compare two independent samples to determine if they come from the same distribution.

Independent Samples

Two or more sets of observations that are collected independently of each other, often compared in hypothesis testing to assess whether there are differences between groups.