GMO'S can be dangerous because * they can cause human allergies
cause health problems
damage biotic factors
disturb ecosystem populations
all of the above

What greek scientist created a screw to move water for irrigation?

Which principle do modern democracies share with ancient athens? a. all people deserve equal rights. b. there should be no taxation without representation. c. people should vote on all matters that concern them. d. people should have a voice in government.

In which type of economy are these decisions made by the producers , consumers, and the goverment?