In 2008, stone and others used an advanced machine to examine what is under the ice where?
a. antarctica
b. mars
c. greenland
d. alaska

In which case would a scientist choose to use a dissecting microscope rather than a compound microscope

Drag the correct tiles to the image. not all tiles will be used. the diagram is a schematic representation of the electron transport mechanism in mitochondria. label the diagram to complete the model.

Directions: read the descriptions of the four islands presented in the lesson. 1. list two new traits that each new species of rat might demonstrate as it adapts to the conditions on each island. 2. introduce one of the four new rat species to another island and describe one challenge it would encounter and one success as it adapts to its new environment.