Lipids are the only class of macromolecules that contain __________.

A cell biologist has developed a new drug that blocks vesicle transport at the cis face of the Golgi apparatus. What will this drug prevent from happening inside a cell?

If a water molecule passes through the outer membrane of a chloroplast, how many more membranes will it have to move through to be inthe stroma?

High temperatures can cause proteins in a cell to denature. This can be reversed by heat shock proteins that function as __________.

The nitrogenous base that is only found in DNA is and not in RNA is __________.

What type of monomer does ATP represent?

Egg whites consist primarily of water and the protein albumin. When you fry an egg, why does the egg white turn from clear to white?

The same basic array of bones is modified to give rise to the wing of a bat and the fin of a dolphin. Such anatomical structures are called __________.

Microfilaments such as actin, microtubules, and the intermediate filaments form the cell-supporting structure called the __________.

The negative logarithm of the hydrogen ion concentration in the solution is referred to as __________.