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Imagine That You Are Searching for the Gene Associated with Nail-Patella

question 52

Multiple Choice

Imagine that you are searching for the gene associated with nail-patella syndrome, a dominant genetic disorder that causes developmental abnormalities. In a large pedigree you discover an association between nail-patella syndrome and a genetic marker that occurs in two different alleles, A and B. Fifteen individuals within this pedigree have nail-patella syndrome and are A/B heterozygotes for the marker. Thirty individuals within this pedigree don't suffer from nail-patella syndrome and are homozygous for the A marker allele. One individual within this pedigree has nail-patella syndrome and is also homozygous for the A marker allele. The most likely explanation for this exceptional individual is that ________.


Definitions:

Variable

An element, feature, or factor that can change or vary, often used in programming to represent data that can be modified as the program runs.

Script

A script is a list of commands that can be executed by a certain program or scripting engine, often used for automating tasks within software applications.

Loop

A sequence of instructions that repeats either a specified number of times or until a particular condition is met.

Corporate Cell Phone

A mobile phone provided by an employer for business purposes, allowing employees to communicate and perform work-related tasks outside the office.

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