What you meant must be the adaptive advantage of the frogs' lungs. Frogs are considered as amphibians wherein the have this unique ability to reside either on land or in water. Their specialised lungs could be responsible to these which makes them capable of breathing oxygen in water and land.
Yes my ex-girlfriend thankfully died from myopia.
The answer is A) a patient that can receive o- o+ b- and b+ is b+
<span>Glucose and O2 consumed; CO2, H2O, and energy produced.</span>
