1. Which is NOT a characteristic of animals a) heterotrophic
b) contain eukaryotic cells
c) contain cell walls
d) mobility

2. All of the following are characteristics of mammals except mammals are not ___.
a) endothermic
b)exothermic
c)vertebrates
d)heterotrophs

This is one form of rna that transports a specific amino acid to a ribosome during protein synthesis.

1) what three conditions must be present for minerals to form through natural processes? 2) why are minerals considered inorganic substances? 3) how do oxides differ from other minerals that contain oxygen atoms? 4) how is a sulfide different from a sulfate? what makes native elements unique?

Toorale man murder mystery < - your lab link 1. how was the toorale man found? 2. what did archaeologists learn about the burial? why is the burial important? 3. what information were the scientists able to learn from the skeleton itself? 4. why is the question of whether the injuries came from a stone or steel weapon important? how could scientists distinguish between the different types of weapons? 5. what did the carbon dating and soil testing tell scientists about toorale man? why are the dates interesting for scientists?