In Animals, the Inability to Make the Pigment Melanin Results

question 61

Multiple Choice

In animals, the inability to make the pigment melanin results in albinism, a recessive condition. Two unaffected parents, who have decided to have three children, have a first child that has albinism (genotype aa) . What is the probability that the second and third children will also have albinism?

• A) 1/4
• B) 1/2
• C) 1/16
• D) 9/16
• E) 1 (100%)

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Definitions:

Coefficients

Numbers or parameters in a mathematical equation that multiply variables, often used to describe the relationship between variables in statistical models.

Probability Distribution

A math function tasked with computing the odds of different potential outcomes during an experiment.

Multiple Regression Model

A statistical technique that uses several explanatory variables to predict the outcome of a response variable.

Degrees of Freedom

Degrees of freedom refer to the number of independent values or quantities which can be assigned to a statistical distribution or to a system without violating any constraint.