#Question id: 33374
#Unit 1. Molecules and their Interaction Relevant to Biology
#Question id: 9590
#Unit 6. System Physiology – Plant
The efficiency of energy transfer between the two tuning forks depends on their distance from each other and their relative orientation, as well as on their vibrational frequencies, or pitches, Energy transfer in antenna complexes is usually very efficient;
#Question id: 31014
#Unit 4. Cell Communication and Cell Signaling
If the insulin concentration rises fivefold to 2.5 × 10−11 M, as it does after a meal, and the Kd for binding of insulin to its receptor on liver cells, 1.4 × 10−10 M (0.14 nM). What fraction of insulin receptors with bound insulin?
#Question id: 26383
#Unit 3. Fundamental Processes
#Question id: 460
#Unit 1. Molecules and their Interaction Relevant to Biology
The hydrolysis of ATP to ADP has a △G°ʹ of -30 kJ/mol. If in an E. coli cell the concentrations of ATP, ADP and inorganic phosphate are 7.90 mM, 1.04 mM and 7.9 mM, respectively, which statement is true about the hydrolysis of ATP in the cell? (Assume a temperature of 298 K. R = 8.315 J/K-mol)