You Are Performing a Mutagenesis Screen to Isolate Mutations in Drosophila.While

question 57

Multiple Choice

You are performing a mutagenesis screen to isolate mutations in Drosophila.While looking through a batch of mutagenized flies,you find a fly in which its antenna had been transformed to a pair of extra legs.You surmise that this fly must have a mutation in regulatory protein that contains which type of DNA-binding motif?

• A)helix-turn-helix
• B)homeodomain
• C)zinc finger
• D)leucine zipper

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Definitions:

Unemployment Rate

The percentage of the labor force that is jobless and actively seeking employment.

Opportunity Cost

The economic impact of dismissing the next prime alternative while reaching a decision.

Scarce Resources

Limited supplies of inputs necessary for production, leading to trade-offs and choices in their allocation.

Capital

Assets or money possessed by an individual or organization, which can be used for initiating a business or investment purposes.