What type of genes previously functioned normally but now produce abnormal cell duplication?

Ambien (zolpidem) has recently been approved by the FDA for use in smoking cessation

Indicate whether the statement is true or false

Frank has been asked to complete Piaget's pendulum problem. He comes up with some hypotheses and then systematically tests each variable

First, he holds the length of the string and the amount of weight constant and varies the height at which oscillation is started then he moves on to examining the other variables. Frank is in which stage of Piaget's cognitive developmental theory? A) sensorimotor stage B) preoperations C) concrete operations D) formal operations