It’s a sad day. You bought a fish at the pet store and added it to your saltwater tank. Checking on it the next morning, you find your new friend has gone belly-up. Only then do you realize that you bought a freshwater fish! It seems that you put your fish into a –

environment and, due to –
, –
has flowed –
your pet’s cells.
osmosisintoout ofhypotonictransportactive transportsaltwaterisotonichypertonic

saltwater environment and, due to osmosis, freshwater has flowed into your pet's cells.