Indicate whether each of the following transport processes occurs via the mechanisms described as gated transport (G), transmembrane transport (T), or vesicular transport (V). Your answer would be a five-letter string composed of letters G, T, and V only, e.g. VTTTG.
( ) Import into nucleus
( ) Export from nucleus
( ) Import into mitochondria
( ) Return from Golgi to ER
( ) Return from ER to cytosol