(Q).
Q: A van de graff generator produces what type of charge on its dome, causing the tendency to give up electrons? Choices: - positive charge - similar charge - no charge - negative charge A:
(A).
negative charge

(Q).
Q: What is it called when currents keep reversing direction? Choices: - circle current - emitting current - stream current - alternating current A:
(A).
alternating current

(Q).
Q: When lactose is absent, a repressor protein binds to what? Choices: - differential - network - worker - operator A:
(A).
operator