A Portion of a Microarray Is Shown Above in Which

question 57

Multiple Choice

A portion of a microarray is shown above in which the expression of genes on human chromosome 21 was examined in normal brain cells (cDNAs labeled with a white fluor) or brain cells from an individual with a neurological disorder (cDNAs labeled with a black fluor) .
Which genes are over-expressed in the abnormal cells compared to the normal cells?

• A) A2, B1, B3, and C4
• B) B2 and C1
• C) A1, A3, A4, B4, C2, and C3
• D) A1, A2, B2, and C1
• E) A2, C2, and C4

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Definitions:

Strikes

Work stoppages initiated by employees to protest against their employers' practices or to demand better working conditions and pay.

Senior Citizens

Individuals of an older age, often defined as persons aged 65 years and over, who may have specific needs and societal roles.

Immigrants

Individuals who move from one country to another, typically for permanent residency or employment.

Unions

Organizations formed by workers to advocate for their rights, wages, and working conditions through collective bargaining and negotiations.