What is the primary organ responsible for the first-pass effect?

How do beliefs and attitudes form the foundation for opinions?

The dietary nutrient that has been linked with our main source for energy. 

Which document heavily influenced the U.S. Constitution and Bill of Rights, enumerating rights to life, liberty, and property?

What did the Second Continental Congress aim to create to direct the country’s defense during the war?

Living in non-carpentered environments seems to influence whether people are susceptible to which illusion? 

Which amendment abolished the use of poll taxes to prevent African Americans from voting? 

What event exposed the weaknesses of the Articles of Confederation and led to calls for revision?

What did the Fifteenth Amendment guarantee? 

What was the main purpose of the Thirteenth Amendment ratified at the end of the Civil War?