Runners exercising near busy roads in high traffic areas might breathe in enough carbon monoxide to affect their cellular metabolism. Like cyanide, carbon monoxide prevents electrons from bonding to oxygen at the end of the electron transport chain.   Explain why breathing in carbon monoxide would be especially harmful during intense exercise such as running. As part of your answer, please discuss the importance and roles of ATP, O2 and the electron transport chain.

You go the store and buy some lard for cooking. You notice when you get home that the lard is solid at room temperature.  What does this tell you about the fats in lard?

How does RNA differ from DNA? 

During their annual breeding cycle, male emperor penguins care for and incubate eggs. During this time, a male penguin can lose a large amount of biomass (weight). Where does this biomass (weight) go?

If one strand of a DNA double helix has the sequence CATTGAG, what will be the sequence of the other strand if the other strand is RNA?

What type of bond is present between the 2 carbon atoms in C2H4?           

What name is given to the following reaction that produces maltose?

“Our bodies convert glucose into energy like ATP.” Do you agree or disagree with this statement? Why or why not?

Magnesium tends to:

An element with an electronic configuration 1s22s22p5 has: