Gene Expression: From Gene to Protein – Study Notes

The first image shows a sequence of three colored boxes connected by arrows. In the context of the central dogma of molecular biology, what do these boxes most likely represent, in order from left to right?

The second image illustrates a process starting with a double-stranded molecule, followed by a single-stranded molecule, and ending with a chain of shapes. Which processes are being depicted in this image, in order?

The third image shows a grid with two thick red lines along the top and left sides. In the context of the genetic code, what does this grid most likely represent?