A physiologist records two changes in a healthy person.
During period 1, the conversion of glucose into glycogen increases in muscle cells.
During period 2, the conversion of glycogen into glucose increases in liver cells.
Which statement identifies the hormone whose action increased in each period?
Insulin in period 1 and glucagon in period 2
Insulin in period 1 and insulin in period 2
Glucagon in period 1 and insulin in period 2
Glucagon in period 1 and glucagon in period 2
94 exam-style questions on Edexcel GCSE Biology 7.4 Blood glucose and the urinary system, covering 7.4.1 Insulin and blood glucose control, 7.4.2 Glucagon and blood glucose regulation, 7.4.3 Type 1 and type 2 diabetes, 7.4.4 Structure of the urinary system, 7.4.5 Structure and function of the nephron, 7.4.6 ADH and water regulation, 7.4.7 Treatments for kidney failure, and 7.4.8 Production of urea in the liver. Each one has a worked solution and a mark scheme showing where the marks go.