What should have been a control in Redi's experiment?
OA) the flies
OB) the jar covers
OC) the amount of meat in each jar
OD) the number of maggots on the meat

With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals