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Author Question: The loss of ventral spines by modern freshwater sticklebacks is due to natural s (Read 731 times)

penguins

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on: Jul 12, 2013
The loss of ventral spines by modern freshwater sticklebacks is due to natural selection operating on the phenotypic effects of Pitx1 gene
A) duplication (gain in number).
B) elimination (loss).
C) mutation (change).
D) silencing (loss of expression).


Millan

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Reply #1 on: Jul 13, 2013
I know it's D, we did this last week ;)


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penguins

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Reply #2 on: Jul 18, 2013
Thank you, thank you!!


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