Which of these is used to transfer energy from the mitochondria and release it to drive a chemical reaction?

We have three types of bonds in biology. One is weakest, one is strongest and the one in the middle is:

Two atoms share 2 pairs of electrons. When drawing a structure with this, you would:

Choose the dimer:

The one class of lipid I told you we don’t talk much about because of its complexity of forms and functions:

What happens when you drop CaCl2 or NaCl into water:

21. Which of the following have changed (via amendments) from the original Constitution?  (choose two!)

39.  The largest minority population in the U.S. today is _______________________.

If an object were collected on Mars by the rover Curiosity, it would be considered a living organism if it ________.  

Organic molecules would be expected to contain which element?