Use the Following Figure to Answer the Next Few Questions

Use the following figure to answer the next few questions.

This figure shows a diagram of blocks of genes on human chromosome 16 and the locations of blocks of similar genes on four chromosomes of the mouse.
-Why is sequencing of eukaryotic genomes more difficult than sequencing genomes of bacteria or archaea?

A) because of the large size of eukaryotic proteins
B) because of hard-to-find proteins
C) because of the high proportion of G-C base pairs in eukaryotic DNA
D) because of the large size of eukaryotic genomes and the large amount of eukaryotic repetitive DNA
E) because a different technique must be used to sequence eukaryotic DNA