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What compound is the most significant component of mammalian membranes?

If the concentration of hydrogen ion in water is 10-4 what is the concentration of hydroxyl ion?

A way of measuring the rate of enzyme activity that gives the number of molecules of substrate that can be converted per second per molecule of enzyme _________?

The quaternary structure of a protein is directlyestablished by:

In the catalytic triad of chymotrypsin which amino R-group can carry a negative charge?

If an enzyme reaction has a very positive standard free energy:

During transcription the occurrence of a stable hairpin followed by a sequence of U’s leads to:

The structure of water soluble globular proteins will often contain:

Which of the following is NOT an effect of chemical hydrogenation of unsaturated fatty acids?

If the 20 amino acids were used to generate tetrapeptides (four amino acids), how many possible products could be synthesized: