There is always a 1 to 1 correspondence between the number guanines (g) and the number of cytosines (c) in a dna molecule. the same is true of the relationship between adenine (a) and thymine (t). of course professor floop knows this. he analyzed a strand of dna and determined the amounts of c and g it contained. if the molecule was 22% g, what was the percentage of a, assuming that dna only contains g, c, a, and t