How had the freshwater stickleback fish lost the ability to develop pelvic spines? a)most of the pelvic switch regulatory region had been deleted. b) promotor region of the Pitx1 gene had mutated. c)...

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How had the freshwater stickleback fish<br>lost the ability to develop pelvic spines?<br>a)most of the pelvic switch regulatory<br>region had been deleted.<br>b) promotor region of the Pitx1 gene had<br>mutated.<br>c) a repressor protein was preventing<br>activation of gene in the pelvis.<br>d) the entire Pitx1 gene had been deleted.<br>

Extracted text: How had the freshwater stickleback fish lost the ability to develop pelvic spines? a)most of the pelvic switch regulatory region had been deleted. b) promotor region of the Pitx1 gene had mutated. c) a repressor protein was preventing activation of gene in the pelvis. d) the entire Pitx1 gene had been deleted.

Jun 11, 2022

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How had the freshwater stickleback fish lost the ability to develop pelvic spines? a)most of the pelvic switch regulatory region had been deleted. b) promotor region of the Pitx1 gene had mutated. c)...

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