Table 6.

Correlation coefficients between the expression profiles of D. melanogaster and D. pseudoobscura obtained here and the levels of mRNA estimated by Berthier et al. (35) by northern hybridization of fragments of the mitochondrial genome to the RNA fraction isolated from mitochondria

	All transcripts	Without rrnS	Only PCG
Drosophila melanogaster
Male library	0.61	0.78	0.81
Female library	0.62	0.76	0.75
Drosophila pseudoobscura
Male library	0.57	0.75	0.81
Female library	0.55	0.73	0.72