Which part of the cell mainly contains fibre

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks

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?

The fluid mosaic model of the membrane proposed that membranes