Which of the following structures collects the depolarization wave from the atria to pass it onto the ventricles?

Place the steps tor the formation of the enzyme pepsinogen in correct order

Ineed to know why d is the correct answer asap

Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.