they derive from the right of congress to make all laws neccessary and proper, to carry out its enumerated powers.
True. A well-designed experiment can be replicated by others. It's been proven that if an experiment is designed extremely well, to where people can see how it was designed, it can be replicated. Though someone may not be able to know and use the exact items that were used to make the current experiment, they should be able to discover enough to understand how to remake it.
the answer is -- extending the "social safety net" rather than cutting taxes
The correct answer is blood pressure on glomerular filtration rate
The relationship between high blood pressure and kidney health is an extremely important binomial, as high blood pressure can damage the health of the kidneys or the kidneys are responsible for the increase in blood pressure. Classically we say that the kidneys are victims of or blamed for high blood pressure.