Which of the Following Statements About the Ey Transcriptional Regulator

question 29

Multiple Choice

Which of the following statements about the Ey transcriptional regulator is FALSE?

• A)Expression of Ey in cells that normally form legs in the fly will lead to the formation of an eye in the middle of the legs.
• B)The Ey transcription factor must bind to the promoter of every eye-specific gene in the fly.
• C)Positive feedback loops ensure that Ey expression remains switched on in the developing eye.
• D)A homolog of Ey is found in vertebrates; this homolog is also used during eye development.

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