Plants also have a master regulator similar to bicoid in animals. Which of the following best describes the master regulator in plants?

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The master regulator is a protein that sets up a concentration gradient directing the development of stems and roots.

The master regulator is a hormone that enters target cells and turns on transcription factors that affect cell differentiation in the plant.

The master regulator is a hormone produced by all cells, but only certain cells with a receptor for that hormone will produce the appropriate transcription factors.

The master regulator in plants is a protein that acts like a transcription factor for certain genes in the developing embryo.

 

asked Dec 28, 2012 in Biology by anonymous
    

1 Answer

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The master regulator is a hormone that enters target cells and turns on transcription factors that affect cell differentiation in the plant.

 

answered Dec 28, 2012 by anonymous

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