Bioninja Epigenetics

What is gene expression and what are its two sequential steps?

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Understanding

Which of the following is NOT a component of the proteome?

• All proteins expressed within a cell

• All genetic instructions transcribed to RNA

• All proteins expressed within a tissue

• All proteins expressed within an organism at a particular time

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Remembering

Explain how methylation acts as an epigenetic tag and its effect on gene expression.

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Understanding

What is the role of transcription factors in gene regulation?

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Understanding

Which of the following best describes the concept of epigenesis?

• The process of gene expression leading to protein synthesis

• The development of patterns of differentiation in cells of a multicellular organism

• The totality of genetic information in a cell

• The regulation of transcription by proteins

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Understanding

How do environmental factors like air pollution affect DNA methylation?

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Applying

In the context of monozygotic twin studies, what can differences in DNA methylation patterns indicate?

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Applying