Ninhydrin is used on a latent print to detect A. fatty acids
B. oils
C. protein material
D. riboflavin

How can a geological time scale best be reconstructed? a) comparing vestigial structures in living species b) comparing homologous structures in living species c) examining homologous structures in fossil remains d) examining the written records of scientists from past cultures

What environmental cues and landmarks do the geese use to determine the timing and direction of their migration over the mountains? how do they find their way?

Describe characteristics of a good respitory surface