Males Are More Commonly Affected by X-Linked Recessive Genetic Disorders

question 57

Multiple Choice

Males are more commonly affected by X-linked recessive genetic disorders than females because ____.​

• A) ​females have two X chromosomes; therefore, they do not inherit recessive alleles
• B) ​males have only one X chromosome; therefore, they express all recessive X-linked traits
• C) ​males have only one X chromosome; therefore, they have multiple alleles for each X-linked gene
• D) ​Y chromosomes cause X-linked gene mutations
• E) ​males are genetically weaker than females

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Definitions:

Transmission Input Shaft

The shaft in a transmission that is driven by the engine output, transferring power to the transmission gears.

Solo Clutch

A type of clutch designed for individual operation, typically found in vehicle transmissions.

Automatically Adjust

A process where a system or device changes parameters or settings on its own without human intervention, often based on feedback or environmental conditions.

Lockstrap

The removable locking tang that holds the clutch ring in position; it has to be removed and the clutch ring rotated to make a clutch adjustment.