Piper touches a block of ice , and she feels that it's very cold. how does she feel the sensation of cold ?

Wind energy is plentiful in regions with vast open spaces it is a non polluting renewable resource what could be an economic factor that makes the use of this resource less feasible then non renewable resource even in such regions

Which nucleotide component contains nitrogen

What is the next step in the process after a substrate enters the active site of an enzyme