Pls help answer this question i posted yesterday.. :(

What processes would you expect to be key in the production of yogurt ?

Suppose you use three different scale to weigh a bag of oranges. one scale says the nag weighs 2.1 lb, and third says it weighs 2.1 lb. the actual weight of the bag of oranges is 2.153 lb. which of the following best decribes these results?

This is an active transport mechanism by which cells pump sodium and potassium ions against the concentration gradient