Who Is Most Likely to Suffer from Major Depression

question 171

Multiple Choice

Who is most likely to suffer from major depression?

• A)Shirley, a 30-year-old woman from Halifax
• B)Andre, a 30-year-old man from Montreal
• C)Sara, a 25-year-old female from rural Manitoba
• D)Wayne, a 25-year-old man from rural British Columbia

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Definitions:

Recessive

A type of genetic trait or allele that is expressed in an organism only when two copies of the gene or allele are present.

Homozygous

Possessing two identical alleles for a trait.

Alleles

Two or more alternative forms of a gene that occupy the same position on paired chromosomes and affect the same trait.

Independent Segregation

A principle of genetic inheritance where different genes independently separate from one another when reproductive cells develop.