Most enzymes A( have no effect on the rate of the chemical reaction
B( Speed up the chemical reaction
C( slow the rate of the chemical reaction
D( keep the rate of the chemical reaction the same

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?

Due tonight 10 points will mark brain

What kinds of molecules can pass through the cell membrane without any problem?