I believe the answer to your question is the cortex
The invading bullfrogs ARE HARMFUL. This is because, they cause decline in the population of the native species.
Decline in the population of the native species will throw the ecosystem into a condition of imbalance which will eventually affect all the living organisms that are living in that ecosystem.
Halophiles are extremophiles that thrive in environments with very high concentrations of salt. <span>Halophiles prevent this loss of water by increasing the internal osmolarity of the cell by accumulating </span>osmoprotectants<span> or by the selective uptake of potassium ions. Hope this helps.</span>
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Did you remind<span> the </span>predicted phenotype ratio<span> and </span>children<span> of </span>dihybrid parents<span> that are </span>both right-handed<span> and </span>posses free ear lobes<span> - 2159873.</span>