Below is a graph of enzyme activity as a function of pH. Given the information on this graph, where is pepsin most likely to be found?

Very generally, what is the process of expressing a gene to make protein?

Which biomolecule provides fuel for the brain?

Which structure is the enantiomer of L-alanine?

How does your body know which proteins to make and in what order to place the amino acids when the proteins are synthesized?

What is the three-dimensional structure that occurs from electrostatic interactions between side chains.

Which of the following mRNAs code for a tripeptide comprised of the amino acid sequence Phe-Arg-Ala. ​      I.   5′-UUU CGU GCU-3′      II.  5′-UUC CGG GCG-3′      III. 5′-UUU AGA GCC-3′

Which statement BEST describes the meaning of “saturated” as it relates to fatty acids?

Tamoxifen is a drug used to prevent the recurrence of certain types of breast cancers that require estrogen to grow. Tamoxifen binds to the active site of the estrogen receptor protein, preventing estrogen from binding to the enzyme. Once Tamoxifen binds to the protein, the protein is permanently deactivated. Which descriptions BEST fits Tamoxifen?

The sequence: ethanol → ethanal (acetaldehyde) → ethanoic acid (acetic acid) represents what kind of reaction series?