If a Man Had Leber Hereditary Optic Neuropathy,a Mitochondrial DNA-Carried

question 5

Multiple Choice

If a man had Leber hereditary optic neuropathy,a mitochondrial DNA-carried disease,what is the probability of him passing the trait on to his offspring?

• A) 100%
• B) 75%
• C) 0%
• D) There is not enough information to determine the probability.

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Definitions:

Methanol

A simple alcohol with the formula CH3OH, used as a solvent, antifreeze, fuel, and as feedstock for chemical synthesis.

Reagent

A substance or compound added to a system to cause a chemical reaction or test for the presence of another substance.

Transformation

Transformation refers to the genetic alteration of a cell resulting from the direct uptake and incorporation of exogenous genetic material.

Acid Chloride

A compound derived from an organic acid by replacing its hydroxyl group with a chlorine atom, used in various organic syntheses.