UNE BioChem 1005 Final Exam 2024 With Solutions

UNE BioChem 1005 Final Exam 2024 With Solutions Somatostatin reduces the secretion of both glucagon and insulin through which of the following mechanisms? a. Somatostatin activates an activator G-protein b. Somatostatin activates MAPK cascade c. Somatostatin activates an inhibitory G-protein d. Somatostatin uses Ca+2 as a downstream signal - Answer -c. Somatostatin activates an inhibitory Gprotein Insulin mediated glucose uptake by muscle and adipose tissue is a result of which of the following mechanisms? a. Translocation of GLUT 4 receptors to the cell surface b. Translocation of GLUT 1 (Na+/K+ symporter) to the cell surface c. Passive diffusion d. Activation of protein kinase A - Answer -a. Translocation of GLUT 4 receptors to the cell surface The alanine - glucose cycle is primarily used for which of the following purposes? a. To move ammonia from skeletal muscle to the liver b. To generate ATP for the skeletal muscle c. To move glucose from the skeletal muscle to the liver d. To move alanine from the liver to the skeletal muscle - Answer -a. To move ammonia from skeletal muscle to the liver Which statement best illustrates an example of post translational