One of the following methods of transporation does not involve a change in extrinsic and intrinsic proteins ?

Which of the following method of transport across a membrane does not involve a change in shape of transport protein ?

Distinguish between :Extrinsic and intrinsic proteins

Which one does not involve brain ?

Which one of the following process of transporting substances across a membrane does not involve a change in shape of the transport protein

Which of the following reactions does not involve the change in oxidation state of metal?

Which one of the following motions on a smooth plane surface does not involve force?