¿Es el sistema de clasificación de dominios y reinos el único sistema que los científicos han utilizado para clasificar organismos?​

How does the principle of federalism affect the u. s. government? a. it guarantees that the united states will always be a representative democracy b. it ensures that the state governments have greater authority that the federal government c. it creates both separate and overlapping powers for the federal and state governments d. it divides the federal and state governments into three branches

The author says that in some town hall meetings several thousand citizens might. attend and vote. what would you do to make sure. a town hall meeting of that many people would run smoothly

True or false? correlations can only be negative.