#Question id: 2199
#XL - Q Biochemistry
Which of the following is not an example of an ion transporter?
#Question id: 2200
#XL - Q Biochemistry
A neurotransmitter that binds to a postsynaptic cell and opens K+ channels:
#Question id: 2201
#XL - Q Biochemistry
Much of what we know about the nicotinic acetylcholine receptor has come from studies of:
#Question id: 2202
#XL - Q Biochemistry
The distribution of K+ across an artificial membrane was measured, and the concentrations were found to be equal on both sides. Which of the following statements is true about the distribution of K+?
#Question id: 2204
#XL - Q Biochemistry
A mutant channel protein is expressed in an oocyte. Compared to patch clamping experiments in oocytes expressing the normal channel, the length of downward deviations is diminished by half. This indicates:
#Question id: 2205
#XL - Q Biochemistry
Amino acid entry into cells can occur via uniporters or symporters. If the rate of leucine entry into the cell increases when the pH decreases, this suggests: