Refer to the Following Information to Answer the Questions Below

question 51

Multiple Choice

Refer to the following information to answer the questions below.
A man who is an achondroplastic dwarf with normal vision marries a colour-blind woman of normal height. The man's father was 6 feet tall, and both the woman's parents were of average height. Achondroplastic dwarfism is autosomal dominant, and red-green colour blindness is X-linked recessive.
-They have a daughter who is a dwarf with normal colour vision. What is the probability that she is heterozygous for both genes?

• A)0%
• B)25%
• C)50%
• D)75%
• E)100%

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Definitions:

Voltage Dependent

Referring to a process or mechanism that is influenced or activated by changes in electrical potential across a membrane.

Action Potential

A sudden change in electrical charge across a cell membrane, resulting in a rapid signal that can travel along neurons.

Cell Membrane

A biological membrane that separates the interior of all cells from the outside environment, controlling the passage of substances.

Voltage

The difference in electric potential between two points, crucial in the generation and transmission of nerve impulses in neurons.