Why an X-Linked Recessive Disease Can Skip Generations

question 19

Multiple Choice

Why an X-linked recessive disease can skip generations?

• A)Females are hemizygous for the X chromosome.
• B)The disease can be transmitted through female carriers.
• C)Mothers cannot pass X-linked genes to their sons.
• D)These diseases need only one copy of the gene in females.

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Definitions:

Tattoos

Permanent marks or designs made on the skin by inserting pigment through punctures in the skin's top layer.

Wrinkles

Lines or creases in the skin, often resulting from aging, repeated facial expressions, or environmental factors.

Epidermis

The outermost layer of skin that provides a waterproof barrier and creates our skin tone.

Psoriasis

A chronic skin condition characterized by red patches covered with silver-white scales.