Federal, Because it affects National Security.
If he used a repeated -measures design then there would be 30 subjects in the research studies.
Answer:
State Government Under the Tenth Amendment to the U.S. Constitution, all powers not granted to the federal government are reserved for the states and the people. The U.S. Constitution mandates that all states uphold a "republican form" of government, although the three-branch structure is not required.
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They force views on people!
<span>Environmental variation. Our genetic make-up,
the sum total of our genes, is called a genotype, but the
characteristics which show up in our appearance are called a phenotype.
Genotype and phenotype. Genetic variation gives rise to differences between individuals that are inherited.</span>