P Element Transposition Requires the Enzyme Transposase,which Acts at the Ends

question 12

Multiple Choice

P element transposition requires the enzyme transposase,which acts at the ends of the P element.To find transposons in a germ line,which of these is best?

• A)use of a "crippled" P element that cannot transpose itself but can produce the enzyme
• B)use of a "crippled" P element that can be transposed if there is another source of transposase
• C)use of a P element that does not share the genome of the germ line
• D)use of restriction sites that flank the inserted P element
• E)use of DNA ligase to incorporate the P element

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Definitions:

Participant Mortality

In research, the loss of participants from a study before it is completed due to withdrawal, loss to follow-up, or death.

Attrition

The loss of subjects who decide to leave an experiment. See mortality.

Exercise Program

A structured regimen or plan of physical activities designed to improve fitness or achieve a specific health outcome.

Attrition

The reduction in the number of participants during the course of a study, often leading to potential biases.