A Geneticist Introduces a Transgene into Yeast Cells and Isolates

question 33

Multiple Choice

A geneticist introduces a transgene into yeast cells and isolates five independent cell lines in which the transgene has integrated into the yeast genome. In four of the lines, the transgene is expressed strongly, but in the fifth there is no expression at all. Which is a likely explanation for the lack of transgene expression in the fifth cell line?

• A)A transgene integrated into a heterochromatic region of the genome.
• B)A transgene integrated into a euchromatic region of the genome.
• C)The transgene was mutated during the process of integration into the host cell genome.
• D)The host cell lacks the enzymes necessary to express the transgene.
• E)A transgene integrated into a region of the genome characterized by high histone acetylation.

Analyze the effects of commercialization on nonprofit missions.

Comprehend the different classifications and sectors within the nonprofit world.

Assess the impact of political changes on nonprofit legislation.

Compare different organizational structures within the nonprofit and social enterprise sectors.

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Definitions:

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MDMA (Ecstasy)

A psychoactive drug primarily known for its use in recreational settings to enhance sensations and energy.

Agricultural Revolution

A transformative period in human history marked by the transition from nomadic hunting and gathering to settled agricultural societies.

Using Drugs

Using drugs typically refers to the consumption or administration of substances that alter physiological or psychological functions in the body, which can range from therapeutic medications to illicit drug use.