You need to maintain an almost equal distribution of weight on both skis. Keep your weight at right angles to the slope. You don't need to bend your knees into the hill. You should also keep your skis parallel to each other throughout the entire turn. But this condition is rare unless you happen to be in a few geographically blessed areas of the planet where the conditions are perfect.
Snow is very dynamic.
It changes throughout the day. It's structure changes over time. The well rounded skier encounters most of these conditions throughout the skiing season. Let's look at the various conditions, their effect on you, and what you have to do about it. It grabs onto your skis and prevents you for accomplishing anything other than skiing in remarkably straight lines - not a good thing if you are about to ski off a cliff.