Which cloud is found ahead of a cold front, but behind the warm front?

What is the most common structure of volcanoes?

Ihave made a synthetic cell by placing a solution that is 10% sodium chloride inside a semipermeable membrane through which water can pass but not sodium chloride. if i place this cell into a solution that is 20% sodium chloride what will happen to the size of the cell? will it increase, decrease, or stay the same in size?

What is used as a template during replication? a- mrnab- trnac- rrnad- dnagiving branliest (or however you spell it) (15 points + 8)