Problem: S1: When the membrane potential reaches approximately 60 mV , the K channels open up and the Na channels close and the prepotential phase begins again .
S2: When the membrane potential reaches approximately 60 mV , the K channels close and Na channels open , and the prepotential phase begins again .

Do S1 & S2 convey the same information?

A: no

Problem: S1: The seeds are long , with a thin shell , a white endosperm , and a vestigial wing .
S2: The seeds are white , with a thin shell , a long endosperm and a wing wing .

Do S1 & S2 convey the same information?

A: no

Problem: S1: As an official Soviet artist , his work was widely displayed and well received .
S2: As an official Soviet artist , his work was well received and exhibited widely .

Do S1 & S2 convey the same information?

A:
yes