Use the Following Information to Answer the Questions Below

Use the following information to answer the questions below.
The green algae Chlamydomonas is said to be GC rich.
-What does this mean?

A) There is a tendency for its DNA to recombine with G or C bases.
B) The organism prefers an environment rich in GTP or cAMP.
C) RNA primers only bind to GC pairs.
D) There is characteristically more GC base pairs in the DNA sequence than in an average organism's DNA sequence.
E) It has more mismatched pairs of GC bases than are found in the average organism.