Fig. 3

PCoA plot of MT-1 and MT-2 surface samples. Samples were colored by surface location (A) and flight group (B) to visualize the sample clustering. The distance between the samples was determined using the Euclidean distance
PCoA plot of MT-1 and MT-2 surface samples. Samples were colored by surface location (A) and flight group (B) to visualize the sample clustering. The distance between the samples was determined using the Euclidean distance