Answer:
.A specific combination of control elements in each gene’s enhancer coordinates the simultaneous activation of the genes.B.
Explanation:
I believe the answer is echinodermataechinodermata and Chordata have a very similar embryonic development; tirhe first opening (the blastopore) becomes the anus, while in protostomes it becomes the mouth and several similarties in the formation of skeleton.It is predicted that Echinodermata and Chordata evolved from the same ancestor
<span>Use terrace farming. ...Practice contour farming. ...Reduce impervious surfaces. ...Plant a rain garden. ...Use a rain barrel. ...Plant windbreaks. ...<span>Restore wetlands.
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<span>The last spot that csf circulates is at the arachnoid granulations that connect sthe subrachnoid space with the superior sagittal sinus at the superior portion of the neurocranium.</span>