Answer: "To move substances against a concentration or electrochemical gradient, a cell must use energy. Active transport mechanisms do just this, expending energy (often in the form of ATP) to maintain the right concentrations of ions and molecules in living cells."
podrias ser mas especifico??
The other cat has (I dont know what letters your using so I'm going to use 'c'.
The first genotype looks like this cc
the other Parent has to have a donomint trate as well as the recessiv Cc
The bile is produced by the liver and the gallblader only serves as storage between meals. The main stimulus for the release of bile from the gallblader comes from the nervous system,after food is put in the mouth.
