#Question id: 27049
#Section 4: Fundamentals of Biological Engineering
#Question id: 2074
#Section 3: Genetics, Cellular and Molecular Biology
In some cells, there are many ion electrochemical gradients across the plasma membrane even though there are usually only one or two proton pumps present in the membrane. The gradients of the other ions are most likely accounted for by:
#Question id: 14251
#Section 5: Bioprocess Engineering and Process Biotechnology
#Question id: 100
#Section 2: General Biology
Which of the following contain NeuNAc residues and sulfated sugars, and their negative charges contribute to the viscosity of mucins.
#Question id: 13041
#Section 7: Recombinant DNA technology and Other Tools in Biotechnology