Cystic Fibrosis Is a Fatal Lung Condition That Results from a Recessive

question 83

Multiple Choice

Cystic fibrosis is a fatal lung condition that results from a recessive gene. If one parent is a healthy carrier for the condition while the other is not a carrier,what is the likely outcome for any children they might have?​ 

• A)The children will be heterozygous for cystic fibrosis, and all will develop the disease. 
• B)Fifty percent of their children will develop the disease, and the other fifty percent will be carriers. 
• C)None of the children will have the disease, and none will be carriers. 
• D)None of the children will have the disease, but they have a fifty percent chance of becoming carriers.

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Definitions:

Availability Heuristic

A cognitive bias that causes people to overestimate the likelihood of events based on their ability to recall examples more easily.

Confirmation Bias

The habit of looking for, comprehending, selecting, and reminiscing about information that validates an individual's prior convictions or theories.

Hindsight Bias

The tendency to believe, after learning an outcome, that one would have foreseen it, also known as the "knew-it-all-along" effect.

Timing Bias

A form of cognitive bias where an individual's decisions or perceptions are influenced by the timing of information or events.