How are the electrons in the PS II system replaced?

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?

What would most likely happen to a unicellular organism if it was exposed to a hypotonic solution for an extended period of time?

What are levels of ecology and how can we remember them