The Coding Sequence of the Green Fluorescent Protein Gene (GFP)is

Multiple Choice

The coding sequence of the green fluorescent protein gene (GFP) is placed under the control of an enhancer active in neurons.When this transgene is introduced into flies, GFP will be expressed in

A) all neurons or a subset of neurons.
B) all fly cells that have the transgene.
C) all cells in the early embryo and then GFP will be silenced.
D) all cells in the late embryo after neurons form.