A method to change development of a plant or plant part, when compared to the wild-type plant or plant part, by increasing or decreasing expression in a plant or plant part of a cdc27a nucleic acid sequence and/or increasing or decreasing levels and/or activity in a plant of a CDC27A protein; a plant obtained by this method; a genetic construct for enacting the method; a food including the plant or plant part; an enzyme or pharmaceutical produced by the plant or plant part; and a method of making an enzyme or pharmaceutical by the plant or plant part.