Homeobox Sign Video
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Definition
A highly conserved 180-base-pair sequence found in homeotic genes, which encode polypeptides that function as transcription factors to activate expression of other genes at critical times in development. The homeobox encodes the DNA-binding domain of a transcription factor.
Source: Hickman, C.P., et al. 2011. Integrated Principles of Zoology. Fifteenth Edition. McGraw-Hill Higher Education.
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