Why Is It Difficult to Accurately Identify Transcription Factor Binding

question 20

Multiple Choice

Why is it difficult to accurately identify transcription factor binding sites by scanning the genome sequence? Please select all that apply.

• A) Transcription factor binding sites are variable
• B) Transcription factors bind to RNA, not DNA
• C) The distance between the transcription start site and the transcription factor binding site is variable
• D) Transcription factor binding sites are usually long

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Definitions:

Output Units

Output units refer to the individual units of product or service produced by a business or economic system.

Purely Competitive Seller

A seller in a market where there are many buyers and sellers, with no single entity able to control the market price.

Average Variable Cost

The total variable cost of production divided by the quantity of output produced; it decreases and then increases as output increases due to economies and diseconomies of scale.

Economic Profit

The extra income a business makes after accounting for all costs and expenditures, including opportunity costs.