Material to diffuse is the
variable.

Which property is used to identify the origin of an igneous rock? color density hardness crystal size

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?

In this assignment, you will analyze an example of speciation by researching the finches of the galapagos islands. then you will answer questions to construct explanations and draw conclusions based on the information you gather. someone plz !