Control of Eukaryotic Gene Expression Can Happen at Many Points

Shows the many stages genetic material goes through in the process of its eventual expression, with a focus on events that can control the expression.

Figure 19.7, page 352, Campbell's Biology, 5th Edition

Opening the Chromatin Packing

Chromatin is the collection of DNA and proteins that makes a chromosome.

Shows how chromatin is packed/unpacked. Shows the difference between tighly packed and opened up chromatin.

Figure 19.1(a)/19.1(b), page 345, Campbell's Biology, 5th Edition; unknown source