With Respect to X-Linked Recessive Inheritance, Which, If Any, of the Following

question 14

Multiple Choice

With respect to X-linked recessive inheritance, which, if any, of the following statements is false?

• A) Males with just one mutant allele are affected because, lacking a second X chromosome, they do not have a normal allele.
• B) Women are always asymptomatic.
• C) The disorder is not transmitted from fathers to sons.
• D) Each child born to a normal man and a carrier woman has a risk of 1in 4 of being affected.

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Definitions:

Cardiac Muscle Fibers

Specialized muscle fibers in the heart that are responsible for the heart's contraction and pumping action.

Striations

Parallel lines or grooves on a surface, often seen in muscle fibers and certain types of rocks, indicative of specific structural or formation processes.

Cellular Fragments

Pieces or parts of cells that have broken off from the main cell body, often involved in specific bodily functions.

Reticular Fibers

Fine, network-forming fibers within connective tissue, supporting soft tissues in organs.