Use the Following Figure to Answer the Next Few Questions

Multiple Choice

Use the following figure to answer the next few questions.

Figure 21.1 Types of DNA sequences in the human genome.
The pie chart in Figure 21.1 represents the relative frequencies of the following in the human genome:
I.repetitive DNA unrelated to transposons
II.repetitive DNA that includes transposons
III.unique noncoding DNA
IV.introns and regulatory sequences
V. exons
-Which region is occupied by exons only (V) ?

A) A
B) B
C) C
D) D
E) E