Through the Study of Mitochondrial Disorders,scientists Have Suggested a Link

question 8

Multiple Choice

Through the study of mitochondrial disorders,scientists have suggested a link between the decline of mitochondrial function and aging.What process appears to be involved in this suspected phenomenon?

• A)decline of mutations in the nuclear genome
• B)accumulation of mutations in the mtDNA
• C)recombination among mtDNAs of different mitochondria
• D)recombination of mtDNA and nuclear DNA
• E)accumulation of sporadic mutations in the nuclear genome

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Definitions:

Genetic Inheritance

The process by which traits or characteristics are passed from parents to their offspring through genes.

Attention

The act of concentrating on a particular stimulus while ignoring other stimuli, highlighting the brain's selective information processing.

Major Depressive Disorder

A mental disorder characterized by persistent feelings of sadness, lack of interest in activities, and possibly physical symptoms, affecting an individual's daily life.

Depressive Episode

A period characterized by symptoms of major depression, such as deep sadness, loss of interest, sleep disturbances, and feelings of worthlessness, lasting for at least two weeks.